Simplify the expression. Assume that all variables are positive when they appear.
A. 
B. 
C. 
D. 
Answer: A
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Solve the equation.
= -9
A. -15 B. 45 C. 1 D. -14
Solve the problem.A couple have bought a new house and are comparing quotes from two moving companies for moving their furniture. Company A charges $80 for the truck and $50 per hour for the movers. Company B charges $60 for the truck and $55 per hour for the movers. Create a cost equation for each company where y is the total cost and x is the number of hours of labor. Write a system of equations.
A. y = 80x + 50 y = 60x + 55 B. 50y = x + 80 55y = x + 60 C. 50y = 80x 55y = 60x D. y = 50x + 80 y = 55x + 60
Write the x- and y-intercepts of the graph.
A. x-intercept: -1; y-intercept: 1 B. x-intercept: 1; y-intercept: 1 C. x-intercept: -1; y-intercept: -1 D. x-intercept: 1; y-intercept: -1
Divide. Express the quotient in lowest terms.
÷ 
A. 
B. 
C. 
D. 