Combine the following, if possible.6
+ 18
A. 24
B. 6
+ 18
C. 108
D. 24
Answer: B
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Multiply the expressions.(8a - 1)2
A. 8a2 + 1 B. 8a2 - 16a + 1 C. 64a2 - 16a + 1 D. 64a2 + 1
Solve the problem.The cost for labor associated with fixing a washing machine is computed as follows: There is a fixed charge of $25 for the repairman to come to the house, to which a charge of $20 per hour is added. Find an equation that can be used to determine the labor cost, C, of a repair that takes x hours. Write the final answer in the form C = mx + b.
A. C = -20x + 25 B. C = 45x C. C = 25x + 20 D. C = 20x + 25
Use a calculator to solve for x in the given intervalsec ? = -4.0545, 0 ? ? ? 2?
A. 2.90 or 3.38 B. 1.82 or 4.96 C. 4.46 or 4.96 D. 1.82 or 4.46
Use the commutative and/or associative properties to simplify the following expression.
(-12y)
A. 6y B. -5y C. 8y D. -8y