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Pearson Algebra 1 Common Core, 2015
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Pearson Algebra 1 Common Core, 2015 View details
7. Solving Proportions
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Exercise 1 Page 127

You can solve for the variable by using the Cross Products Property.

4.8

Practice makes perfect
To solve the proportion, we will start by using the Cross Products Property.
b/6=4/5
CrossMult

Cross multiply

5b=6(4)
Multiply

Multiply

5b=24
From here, we will continue solving for b by using the Properties of Equality.
5b=24
DivEqn

.LHS /5.=.RHS /5.

b=24/5
CalcQuot

Calculate quotient

b=4.8
Subchapter links expand_more
arrow_right Lesson Check p.127
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arrow_right Practice and Problem-Solving Exercises p.127-129
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arrow_right Standardized Test Prep p.129
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arrow_right Mixed Review p.129
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