Chapter 1

Elementary Algebra · 668 exercises

Problem 17

Simplify. $$ 12 \div 6 \cdot 2-22 $$

3 step solution

Problem 17

Simplify. $$ (213) 2 $$

2 step solution

Problem 17

Perform the operotions. Round dollar omounts to the nearest hundredth. $$ 55.611+7 \times 2 $$

3 step solution

Problem 17

Add and subtract. $$ 5-(-2)+(-6) $$

3 step solution

Problem 17

Rewrite as an improper fraction. $$ 212 $$

3 step solution

Problem 17

Determine the product of 11 and -3 .

4 step solution

Problem 17

Determine whether the following real numbers are integers, rational, or irrational. $$ -7 $$

5 step solution

Problem 18

Translate the following into a mathematical statement. . Zero is equal to zero.

2 step solution

Problem 18

Simplify. $$ 4 \cdot 3 \div 12 \cdot 2-(-2) 2 $$

4 step solution

Problem 18

Add and subtract. $$ -3+(-17)-(-13) $$

5 step solution

Problem 18

Determine the product of -7 and -22 .

3 step solution

Problem 18

Determine whether the following real numbers are integers, rational, or irrational. $$ 3.14 $$

4 step solution

Problem 19

Simplify. $$ 12+(-7) $$

4 step solution

Problem 19

Simplify. $$ (-5) 2-2(5) 2 \div 10 $$

6 step solution

Problem 19

Perform the operotions. Round dollar omounts to the nearest hundredth. $$ 12.82 \times 5.9 $$

5 step solution

Problem 19

Add and subtract. $$ -10+(-12)-(-20) $$

3 step solution

Problem 19

Find the product of 5 and -12 .

4 step solution

Problem 19

Rewrite as an improper fraction. $$ 112 $$

2 step solution

Problem 19

Determine whether the following real numbers are integers, rational, or irrational. $$ 227 $$

6 step solution

Problem 20

Simplify. $$ 20+(-32) $$

4 step solution

Problem 20

Simplify. $$ -3(4-7)+2 $$

3 step solution

Problem 20

Perform the operotions. Round dollar omounts to the nearest hundredth. $$ 123.5 \times 0.17 $$

5 step solution

Problem 20

Add and subtract. $$ -13+(-5)-(-25) $$

3 step solution

Problem 20

Find the quotient of negative twenty-five and five.

5 step solution

Problem 20

Determine whether the following real numbers are integers, rational, or irrational. $$ 1.33 $$

6 step solution

Problem 21

Simplify. $$ -23-(-7) $$

3 step solution

Problem 21

Simplify. $$ (-2+7) 2-102 $$

3 step solution

Problem 21

Perform the operotions. Round dollar omounts to the nearest hundredth. $$ 0.451 \times 1.5 $$

5 step solution

Problem 21

Add and subtract. $$ 20-(-4)-(-5) $$

4 step solution

Problem 21

Determine the quotient of -36 and 3 .

4 step solution

Problem 21

Rewrite as an improper fraction. $$ 134 $$

3 step solution

Problem 21

Determine whether the following real numbers are integers, rational, or irrational. 0

4 step solution

Problem 22

Simplify. $$ -8-(-8) $$

3 step solution

Problem 22

Simplify. $$ 10-7(3+2)+72 $$

4 step solution

Problem 22

Perform the operotions. Round dollar omounts to the nearest hundredth. $$ 0.836 \times 93 $$

5 step solution

Problem 22

Add and subtract. $$ 17+(-12)-(-2) $$

3 step solution

Problem 22

Determine the quotient of 26 and -13 .

3 step solution

Problem 22

Rewrite as an improper fraction. $$ -212 $$

3 step solution

Problem 22

Determine whether the following real numbers are integers, rational, or irrational. $$ 8,675,309 $$

4 step solution

Problem 23

Simplify. $$ -3-(-13)+(-1) $$

4 step solution

Problem 23

Simplify. $$ -7-3(4-2 \cdot 8) $$

4 step solution

Problem 23

Perform the operotions. Round dollar omounts to the nearest hundredth. $$ 38.319 \div 5.3 $$

4 step solution

Problem 23

Translate each sentence to a mathematical statement and then simplify. Find the sum of $3,7,$ and -8 .

2 step solution

Problem 23

Calculate the product of 3 and -8 divided by -2 .

2 step solution

Problem 23

Rewrite as an improper fraction. $$ -134 $$

2 step solution

Problem 23

True or false. All integers are rational numbers.

3 step solution

Problem 24

Simplify. $$ 9+(-15)-(-8) $$

3 step solution

Problem 24

Simplify. $$ 5-3[6-(2+7)] $$

4 step solution

Problem 24

Perform the operotions. Round dollar omounts to the nearest hundredth. $$ 52.6551-5.01 $$

2 step solution

Problem 24

Translate each sentence to a mathematical statement and then simplify. Find the sum of $-12,-5,$ and 7 .

4 step solution

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