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Envision Math 2.0: Grade 7, Volume 1

EM

Envision Math 2.0: Grade 7, Volume 1 View details

1. Write and Evaluate Algebraic Expressions

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Exercise 9 Page 193

Substitute 14 for t in the expression.

See solution.

Practice makes perfect

To evaluate the given expression for t= 14, we should substitute 14 for t in the given expression and then simplify.

1/2t+3/8

t= 1/4

1/2( 1/4)+3/8

Multiply fractions

1* 1/2* 4+3/8

Multiply

1/8+3/8

Add fractions

1+3/8

Subtract term

4/8

Subchapter links

Do You Understand? p.192

Do You Know How? p.192

Practice & Problem Solving p.193-194

Assessment Practice p.194