{"id":230021,"date":"2025-06-08T18:18:49","date_gmt":"2025-06-08T18:18:49","guid":{"rendered":"https:\/\/learnexams.com\/blog\/?p=230021"},"modified":"2025-06-08T18:18:51","modified_gmt":"2025-06-08T18:18:51","slug":"write-two-expressions-where-the-solution-is-19","status":"publish","type":"post","link":"https:\/\/www.learnexams.com\/blog\/2025\/06\/08\/write-two-expressions-where-the-solution-is-19\/","title":{"rendered":"write two expressions where the solution is 19"},"content":{"rendered":"\n<p>write two expressions where the solution is 19<\/p>\n\n\n\n<p><strong><mark style=\"background-color:rgba(0, 0, 0, 0)\" class=\"has-inline-color has-ast-global-color-6-color\">The Correct Answer and Explanation is:<\/mark><\/strong><\/p>\n\n\n\n<p>Here are two expressions where the solution is <strong>19<\/strong>:<\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Expression 1:<\/h3>\n\n\n\n<p><strong>3 \u00d7 6 + 1 = 19<\/strong><\/p>\n\n\n\n<h3 class=\"wp-block-heading\">Expression 2:<\/h3>\n\n\n\n<p><strong>40 \u2212 21 = 19<\/strong><\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\u2705 Solution:<\/h2>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>3 \u00d7 6 + 1 = 18 + 1 = 19<\/strong><\/li>\n\n\n\n<li><strong>40 \u2212 21 = 19<\/strong><\/li>\n<\/ol>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<h2 class=\"wp-block-heading\">\ud83d\udcdd Explanation <\/h2>\n\n\n\n<p>Expressions are mathematical phrases that combine numbers, operations, and sometimes variables to represent a value. In this case, the goal was to construct two different expressions that both simplify to 19. Let&#8217;s look at each expression step-by-step.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Expression 1: 3 \u00d7 6 + 1<\/strong><\/h3>\n\n\n\n<p>This is a combination of multiplication and addition. According to the <strong>order of operations (PEMDAS\/BODMAS)<\/strong>, multiplication must be done before addition:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>First, calculate <strong>3 \u00d7 6<\/strong>, which gives <strong>18<\/strong>.<\/li>\n\n\n\n<li>Then add <strong>1<\/strong>:<br><strong>18 + 1 = 19<\/strong><\/li>\n<\/ul>\n\n\n\n<p>This expression demonstrates how two operations can be combined to reach a desired number. It emphasizes understanding how order affects the outcome of expressions.<\/p>\n\n\n\n<h3 class=\"wp-block-heading\"><strong>Expression 2: 40 \u2212 21<\/strong><\/h3>\n\n\n\n<p>This is a straightforward subtraction:<\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Subtracting <strong>21 from 40<\/strong> gives us <strong>19<\/strong>.<br><strong>40 \u2212 21 = 19<\/strong><\/li>\n<\/ul>\n\n\n\n<p>This expression is simpler and uses only one operation. It reinforces that subtraction can also be used to find or express specific values.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p>These examples show how different operations\u2014multiplication, addition, and subtraction\u2014can be combined or used individually to reach the same result. In algebra or problem solving, recognizing multiple ways to arrive at a solution is an important skill. It helps students develop flexibility in thinking and deepen their understanding of number relationships and arithmetic.<\/p>\n\n\n\n<p>Additionally, practicing with varied expressions that result in the same answer builds confidence and improves mental math and reasoning skills.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" src=\"https:\/\/learnexams.com\/blog\/wp-content\/uploads\/2025\/06\/learnexams-banner9-192.jpeg\" alt=\"\" class=\"wp-image-230022\"\/><\/figure>\n","protected":false},"excerpt":{"rendered":"<p>write two expressions where the solution is 19 The Correct Answer and Explanation is: Here are two expressions where the solution is 19: Expression 1: 3 \u00d7 6 + 1 = 19 Expression 2: 40 \u2212 21 = 19 \u2705 Solution: \ud83d\udcdd Explanation Expressions are mathematical phrases that combine numbers, operations, and sometimes variables to [&hellip;]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"footnotes":""},"categories":[25],"tags":[],"class_list":["post-230021","post","type-post","status-publish","format-standard","hentry","category-exams-certification"],"_links":{"self":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/230021","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/comments?post=230021"}],"version-history":[{"count":0,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/posts\/230021\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/media?parent=230021"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/categories?post=230021"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.learnexams.com\/blog\/wp-json\/wp\/v2\/tags?post=230021"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}