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, 2011

PA

Pearson Algebra 1 Common Core, 2011 View details

Get Ready

Finish the assignment

Continue to next subchapter

Exercise 2 Page 611

You can solve for the variable by using cross products.

a=18

Practice makes perfect

To solve the proportion, we will use cross products.

3/a=1/6

Cross multiply

3(6)=a(1)

Identity Property of Multiplication

3(6)=a

Multiply

18=a

Rearrange equation

a=18