Chapter 1

Solve each inequality. Graph the solution set on a number line. $$ |g+4| \leq 9 $$

Solve each inequality. Then graph the solution set on a number line. \(n+4 \geq-7\)

Solve each equation. Check your solution. $$ 4(q-1)-3(q+2)=25 $$

Solve each equation. Check your solutions. \(34=|y-2|\)

Solve each inequality. Then graph the solution set on a number line. \(b-3 \leq 15\)

Solve each equation. Check your solution. $$ 1.8 a-5=-2.3 $$

Solve each equation. Check your solutions. \(|2 w+3|+6=2\)

Evaluate each expression if \(w=6, x=0.4, y=\frac{1}{2},\) and \(z=-3\). \(w(8-y)\)

Solve each inequality. Graph the solution set on a number line. $$ 9 < 3 t+6 < 15 $$

Solve each inequality. Then graph the solution set on a number line. \(5 x<35\)

Simplify each expression. $$ 3(5 c+4 d)+6(d-2 c) $$

Solve each equation. Check your solution. $$ -\frac{3}{4} n+1=-11 $$

Solve each equation. Check your solutions. \(|3 n+2|+4=0\)

Evaluate each expression if \(w=6, x=0.4, y=\frac{1}{2},\) and \(z=-3\). \(z(x+1)\)

Solve each inequality. Graph the solution set on a number line. $$ -11 < -4 x+5 < 13 $$

Solve each inequality. Then graph the solution set on a number line. \(\frac{d}{2}>-4\)

Simplify each expression. $$ \frac{1}{2}(16-4 a)-\frac{3}{4}(12+20 a) $$

Solve each equation or formula for the specified variable. $$ 4 y-2 n=9, \text { for } y $$

Solve each equation. Check your solutions. \(|c-2|=2 c-10\)

Evaluate each expression if \(w=6, x=0.4, y=\frac{1}{2},\) and \(z=-3\). \(w-3 x+y\)

Solve each inequality. Graph the solution set on a number line. $$ 3 p+1 \leq 7 \text { or } 2 p-9 \geq 7 $$

Solve each inequality. Then graph the solution set on a number line. \(\frac{g}{-3} \geq-9\)

Name the sets of numbers to which each number belongs. $$ -\frac{2}{9} $$

Solve each equation or formula for the specified variable. $$ I=p r t, \text { for } p $$

Solve each equation. Check your solutions. \(|h-5|=3 h-7\)

Evaluate each expression if \(w=6, x=0.4, y=\frac{1}{2},\) and \(z=-3\). \(5 x+2 z\)

Solve each inequality. Graph the solution set on a number line. $$ 2 c-1 < -5 \text { or } 3 c+2 \geq 5 $$

Solve each inequality. Then graph the solution set on a number line. \(-8 p \geq 24\)

Name the sets of numbers to which each number belongs. $$ -4.55 $$

STANDARDIZED TEST PRACTICE If \(4 x+7=18,\) what is the value of \(12 x+21 ?\) \(\begin{array}{llll}{\text { A } 2.75} & {\text { B } 32} & {\text { C } 33} & {\text { D } 54}\end{array}\)

Evaluate each expression if \(a=-5, b=6,\) and \(c=2.8\). \(|-3 a|\)

Evaluate each expression if \(a=3, b=0.3, c=\frac{1}{3},\) and \(d=-1\). \(\frac{a-d}{b c}\)

Solve each inequality. Graph the solution set on a number line. $$ |g| \leq 9 $$

Solve each inequality. Then graph the solution set on a number line. \(13-4 k \leq 27\)

Name the sets of numbers to which each number belongs. $$ -\sqrt{10} $$

BASEBALL During the 2005 season, Jacque Jones and Matthew LeCroy of the Minnesota Twins hit a combined total of 40 home runs. Jones hit 6 more home runs than LeCroy. How many home runs did each player hit? Define a variable, write an equation, and solve the problem.

Evaluate each expression if \(a=-5, b=6,\) and \(c=2.8\). \(|-4 b|\)

Evaluate each expression if \(a=3, b=0.3, c=\frac{1}{3},\) and \(d=-1\). \(\frac{a+d}{c}\)

Solve each inequality. Graph the solution set on a number line. $$ |3 k| < 0 $$

Solve each inequality. Then graph the solution set on a number line. \(14>7 y-21\)

Name the sets of numbers to which each number belongs. $$ \sqrt{19} $$

Write an algebraic expression to represent each verbal expression. the sum of 5 and three times a number

Evaluate each expression if \(a=-5, b=6,\) and \(c=2.8\). \(|a+5|\)

Evaluate each expression if \(a=3, b=0.3, c=\frac{1}{3},\) and \(d=-1\). \(\frac{a^{2} c^{2}}{d}\)

Solve each inequality. Graph the solution set on a number line. $$ |2 m| \geq 8 $$

Solve each inequality. Then graph the solution set on a number line. \(-27<8 m+5\)

Name the sets of numbers to which each number belongs. $$ -31 $$

Write an algebraic expression to represent each verbal expression. seven more than the product of a number and 10

Evaluate each expression if \(a=-5, b=6,\) and \(c=2.8\). \(|2-b|\)

Evaluate each expression if \(a=3, b=0.3, c=\frac{1}{3},\) and \(d=-1\). \(\frac{a-10 b}{c^{2} d^{2}}\)