body{margin:0;} noscript{z-index: 10000; position: fixed; display: block; height: 100%; width: 100%; background: #fff;} noscript .fa{font-size: 40px; display:block; color: #daa520;} noscript div{margin-top: 6%; padding-left: 20px; padding-right: 20px; text-align: center;} ! You must have JavaScript enabled to use this site.

Pearson Algebra 1 Common Core, 2015

PA

Pearson Algebra 1 Common Core, 2015 View details

Get Ready!

Continue to next subchapter

Exercise 1 Page 611

You can solve for the variable by using cross products.

x=10

Practice makes perfect

To solve the proportion, we will use cross products.

2/3=x/15

Cross multiply

2(15)=3(x)

Multiply

30=3x

.LHS /3.=.RHS /3.

10=x

Rearrange equation

x=10

Subchapter links

Exercises p.611