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blondinia [14]
4 years ago
15

Mary is n years old. What expression represents her age 5 years from now? 5 years ago?

Mathematics
1 answer:
MissTica4 years ago
3 0

Answer:

After 5 years : <em>(</em><em> </em><em>n</em><em> </em><em>+</em><em> </em><em>5</em><em> </em><em>)</em><em> </em><em>years</em><em> </em><em>!</em>

<em>Before </em><em>5</em><em> </em><em>years</em><em> </em><em>:</em><em> </em><em>(</em><em> </em><em>n</em><em> </em><em>-</em><em> </em><em>5</em><em> </em><em>)</em>

Step-by-step explanation:

<em><u>Given</u></em><em><u> </u></em><em><u>the </u></em><em><u>age</u></em><em><u> </u></em><em><u>of</u></em><em><u> </u></em><em><u>Mary</u></em><em><u> </u></em><em><u>is</u></em><em><u> </u></em><em> </em><em>n</em><em> </em><em>years</em><em> </em><em>old</em><em> </em>

<em>After</em><em> </em><em>5</em><em> </em><em>years</em><em> </em><em>,</em><em> </em><em>She</em><em> </em><em>must</em><em> </em><em>be</em><em> </em><em>5</em><em> </em><em>years</em><em> </em><em>more</em><em> </em><em>from</em><em> </em><em>now</em><em> </em><em> </em><em>so</em><em>,</em><em> </em>

<em>Her</em><em> </em><em>age</em><em> </em><em>will</em><em> </em><em>be</em><em> </em><em> </em><em>(</em><em> </em><em>n</em><em> </em><em>+</em><em> </em><em>5</em><em> </em><em>)</em><em> </em><em>years</em><em> </em><em> </em><em>after</em><em> </em><em>5</em><em> </em><em>years</em><em> </em><em>from</em><em> </em><em>now</em><em> </em><em>!</em>

<em>Also</em><em>,</em><em> </em><em>5</em><em> </em><em>years</em><em> </em><em>ago</em><em> </em><em> </em><em>she</em><em> </em><em>must</em><em> </em><em>be</em><em> </em><em>5</em><em> </em><em>y</em><em>ears</em><em> </em><em>less</em><em> </em><em>than</em><em> </em><em>from</em><em> </em><em>now</em><em> </em><em>,</em>

<em>So</em><em>,</em><em> </em><em>her</em><em> </em><em>age</em><em> </em><em>5</em><em> </em><em>y</em><em>ears</em><em> </em><em>ago</em><em> </em><em>was</em><em> </em><em>(</em><em> </em><em>n</em><em> </em><em>-</em><em> </em><em>5</em><em> </em><em>)</em><em> </em><em>years</em><em> </em><em>!</em><em> </em>

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