CPM Homework Help : CAAC Problem 5-87

Solve each of the following equations for x. Then check each solution. Homework Help ✎
1. =
2. =
3. =
4. −8 =

Step 1(a):

Set up a proportion to solve for x.

Step 2(a):

Multiply both sides by 16.

$16\left(\frac{x}{16}\right) = \left(\frac{7}{10}\right)16$

Step 3(a):

$x = \frac{56}{5}$

Answer (a):

x = 11.2

Hint (b):

Start by multiplying both sides by x.

Hint (c):

Follow the steps in part (a).

Hint (d):

Follow the steps in part (b).

Answer (d):

x = −0.25