Chapter 2

Find the sum. $$-62+27$$

Simplify the expression. \(5(-a)(-a)(-a)\)

Use mental math to solve the equation. If there is no solution, write no solution. $$ |x|=-2 $$

Graph the numbers on a number line. \(0.5,-1.5,2.5\)

Evaluate the expression. $$ -8-3.1-6.2 $$

Find the quotient. $$ \frac{-\frac{8}{9}}{-2} $$

Simplify the expression. $$3(4 p+3)+4(p-1)$$

Use the distributive property to rewrite the expression without parentheses. $$7(6 w-1)$$

Name the property shown by the statement. $$-16+0=-16$$

Simplify the expression. \(-8(z)(z)\)

Use mental math to solve the equation. If there is no solution, write no solution. $$ |x|=1 $$

Graph the numbers on a number line. \(-5.6,-0.3,2\)

Evaluate the expression. $$ 2.3-(-9.5)-1.6 $$

Simplify the expression. $$ 2(a+3)-5(a-4) $$

Simplify the expression. $$9(c+3)-7(c-3)$$

Use the distributive property to rewrite the expression without parentheses. $$ (3 x-3) 6 $$

Name the property shown by the statement. $$-3+(-5)=-5+(-3)$$

Simplify the expression. \(-2(5)(-r)(-r)\)

Use mental math to solve the equation. If there is no solution, write no solution. $$ |x|=3.7 $$

Graph the numbers on a number line. \(4.2,4.4,4.6\)

Evaluate the expression. $$ 8.4-5.2-(-4.7) $$

Find the quotient. $$ \frac{-\frac{12}{5}}{-8} $$

Simplify the expression. $$4(x+2)-(x+2)$$

Use the distributive property to rewrite the expression without parentheses. $$ (9-5 a) 4 $$

Name the property shown by the statement. $$(-4+3)+5=-4+(3+5)$$

Simplify the expression. \((-b)^{3}\)

Use mental math to solve the equation. If there is no solution, write no solution. $$ |x|=-9.6 $$

Graph the numbers on a number line. \(-\frac{7}{8}, 0,-0.5\)

Evaluate the expression. $$ \frac{5}{7}-\frac{4}{7}-\left(-\frac{6}{7}\right) $$

Find the quotient. $$ \frac{-\frac{21}{2}}{7} $$

find and correct the error. $$\begin{array}{r}{3 x+7-2 x=16} \\\\{8 x=16}\end{array}$$

Use the distributive property to rewrite the expression without parentheses. $$ (-3.1 u-0.8) 3 $$

Name the property shown by the statement. $$16+(-16)=0$$

Simplify the expression. \(-2(-x)^{2}\)

Use mental math to solve the equation. If there is no solution, write no solution. $$ |x|=\frac{11}{2} $$

Graph the numbers on a number line. \(4.3,-\frac{9}{2},-2.8\)

Evaluate the expression. $$ -\frac{4}{9}-\frac{2}{9}-\frac{5}{9} $$

Evaluate the expression for the given value(s) of the variable(s). \(\frac{3 r-3}{11}\) when \(r=-10\)

find and correct the error. $$\begin{aligned}3(x-2)+5 x &=3(6 x-2) \\\&=18 x-6\end{aligned}$$

Use the distributive property to rewrite the expression without parentheses. $$ 5\left(\frac{1}{10} x-\frac{2}{15}\right) $$

Name the property shown by the statement. \- There is only one real number that is the sum of 4 and 6

Simplify the expression. \(-(-y)^{4}\)

Use mental math to solve the equation. If there is no solution, write no solution. $$ |x|=\frac{5}{6} $$

Graph the numbers on a number line. \(\frac{3}{4},-\frac{7}{3},-3\)

Evaluate the expression. $$ \frac{7}{10}-\left(-\frac{3}{10}\right)-\left(-\frac{1}{10}\right) $$

Evaluate the expression for the given value(s) of the variable(s). \(\frac{3 a-b}{a}\) when \(a=-3\) and \(b=3\)

Use the distributive property to rewrite the expression without parentheses. $$-3(r+8)$$

Find the sum. $$6+10+(-6)$$

Evaluate the expression for the given value of the variable. \(-8(d)\) when \(d=6\)

Graph the numbers on a number line. \(\frac{1}{2},-\frac{2}{3},-\frac{1}{2}\)