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Envision Math 2.0: Grade 6, Volume 1

EM

Envision Math 2.0: Grade 6, Volume 1 View details

5. Evaluate Algebraic Expressions

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Exercise 17 Page 149

Substitute 5 for w and 8 for z in the expression.

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Practice makes perfect

To evaluate the given expression for w=5 and z=8, we should substitute these values into the expression and simplify as much as possible.

w^2+2+48/2z

w= 5, z= 8

5^2+2+48/2( 8)

Calculate power

25+2+48/2(8)

Multiply

25+2+48/16

Calculate quotient

25+2+3

Add terms

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Subchapter links

Do You Understand? p.148

Do You Know How? p.148

Assessment Practice p.150