Chapter 2

Simplify the expression. $$-54 x^{2} \div \frac{-9}{5}$$

Evaluate the expression. $$ 6-1+10-(-8) $$

Evaluate the expression. $$|-4.5|$$

DISTRIBUTIVE PROPERTY Use the distributive property to rewrite the expression without parentheses. $$ -2 x(x-8) $$

Find the sum. $$ -19+(-6) $$

Evaluate the expression for the given value of x. $$4+x+10+(-10) ; x=3$$

Write a question that can be used to solve the equation. Then use mental math to solve the equation. \(3 x+15=24.6\)

Simplify the expression. $$\frac{42 t}{-14 z} \div \frac{-6}{7 t}$$

Evaluate the expression. $$3 x^{2}-5 x \text { when } x=-2$$

Evaluate the expression. $$ 14-8+17-(-23) $$

Evaluate the expression. $$\left|\frac{2}{3}\right|$$

DISTRIBUTIVE PROPERTY Use the distributive property to rewrite the expression without parentheses. $$ -9(-t-3) $$

Find the sum. $$ -12+(-9) $$

Evaluate the expression for the given value of x. $$-24+6+x ; x=8$$

Translate the sentence into an equation or an inequality. 17 less than a number \(z\) is \(9 .\)

Simplify the expression. $$8 \cdot \frac{x}{8}$$

Evaluate the expression. $$4 a+a^{2} \text { when } a=-7$$

Evaluate the expression. $$ 2.3+(-9.1)-1.2 $$

Evaluate the expression. \(\left|-\frac{4}{5}\right|\)

DISTRIBUTIVE PROPERTY Use the distributive property to rewrite the expression without parentheses. $$ (6-3 w)\left(-w^{2}\right) $$

Find the sum. $$ -3+0+(-29) $$

Evaluate the expression for the given value of x. $$-6+x+4 ; x=-3$$

Translate the sentence into an equation or an inequality. 8 more than a number \(r\) is less than 17 .

Evaluate the expression. $$-4(|y-12|) \text { when } y=5$$

Simplify the expression. $$3 \cdot\left(-\frac{y}{3}\right)$$

Evaluate the expression. $$ 1.3+(-1.3)-4.2 $$

Evaluate the expression. $$|0|+2$$

DISTRIBUTIVE PROPERTY Use the distributive property to rewrite the expression without parentheses. $$ 5\left(\frac{1}{2} x-\frac{2}{3}\right) $$

Find the sum. $$ 0+(-5)+2 $$

Evaluate the expression for the given value of x. $$2+(-5)+x+14 ; x=-8$$

Translate the sentence into an equation or an inequality. -3 is the sum of a number \(y\) and -6

Evaluate the expression. $$-2(|x-5|) \text { when } x=-5$$

Simplify the expression. $$-7 \cdot\left(-\frac{2 w}{-7}\right)$$

Evaluate the expression. $$ -8.5-3.9+(-16.2) $$

Evaluate the expression. $$|6.3|-2$$

DISTRIBUTIVE PROPERTY Use the distributive property to rewrite the expression without parentheses. $$ -y\left(-y^{2}+y\right) $$

Find the sum. $$ -3+(-6)+(-2) $$

Evaluate the expression for the given value of x. $$-11+(-2)+11+x ; x=-10$$

Translate the sentence into an equation or an inequality. -9 is equal to a number \(y\) decreased by \(21 .\)

Simplify the expression. $$\frac{18 x-9}{3}$$

Evaluate the expression. $$-2 x^{2}+3 x-7 \text { when } x=4$$

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

Evaluate the expression. $$-\left|-\frac{8}{9}\right|$$

SIMPLIFYING EXPRESSIONS Simplify the expression by combining like terms. $$ 15 x+(-4 x) $$

Find the sum. $$ -5+(-6)+(-3) $$

Evaluate the expression for the given value of x. $$x+(-6)+(-11) ; x=-7$$

Evaluate the expression. \(-8+4-9\)

Simplify the expression. $$\frac{22 x+10}{-2}$$

Evaluate the expression. $$9 r^{3}-(-2 r) \text { when } r=2$$

Evaluate the expression. $$ -\frac{4}{9}-\frac{2}{3}+\left(-\frac{5}{6}\right) $$