1 pt
2.

Use the equation below to answer the question.

$\frac{3}{4}x?=-2$

What is the missing number in the equation?

1pt
12.

Evaluate the expression

$2\left(4\frac{1}{2}-3\frac{3}{8}\right)$

1pt
23.

Part B.

$\frac{1}{2}\left(\frac{5}{2}n-\frac{12}{7}\right)-\frac{7}{4}n$