Exam 10: Signed Numbers

Add, subtract, multiply, or divide. - $-8(-6)$

Solve each equation. - $-3 y=-18$

Find the value of $-2 b^{2}$ , if $b=-5$

Solve each application problem using the six problem-solving steps. -You cut a string into two pieces, with one piece 7 feet longer than the other. If the string was originally 25 feet long, how long is each piece?

Solve each equation. - $10 y-5-6 y=7$

Use the order of operations to simplify each expression. - $(2-4)^{2}-(-6)+(-3-5)$

Work each of the following problems. -Graph the numbers $-6,-4 \frac{1}{2},-\frac{1}{2}, 2,4 \frac{2}{3}$ on the number line.

Solve each equation. - $b-3=-6$

Solve each application problem using the six problem-solving steps. -The perimeter of a rectangular pool is 80 meters. The length is four times as long as the width. Find the dimensions of the pool.

Solve each equation. - $\frac{m}{-12}=-4$

Add, subtract, multiply, or divide. - $-14 \cdot 0$

Add, subtract, multiply, or divide. - $4-12$

Add, subtract, multiply, or divide. - $-8+3$

Solve each equation. - $-12=9-x$

Add, subtract, multiply, or divide. - $6(-3)$

Add, subtract, multiply, or divide. - $\frac{-32}{-8}$

Solve each equation. - $5 m-7-6 m=-4$

Find the value of $5 k-3 p$ given each set of values. - $k=-5, p=-2$

Add, subtract, multiply, or divide. -5(-7)

Work each of the following problems. -Which one of the following statements is false?