Perform the indicated operation and simplify. Assume all variables represent positive real numbers.
A. 
B. 
C. 
D. 
Answer: D
Mathematics
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Use the distributive property to write the sum as a product.20 ? 1 + 20 ? z
A. (20 + 20z) B. 21(z) C. (20z) D. 20(1 + z)
Mathematics
Write the slope-intercept form of the equation for the line passing through the given pair of points.(-1, -8) and (7, -8)
A. 7x - 1y = 0 B. x = -1 C. y = -8 D. -1x + 7y = 0
Mathematics
Find the sum.
A. 2831 B. 2660 C. 2584 D. 2964
Mathematics
Solve the problem.A waiter made a deposit of $194. If his deposit consisted of 82 bills, some of them one-dollar bills and the rest five-dollar bills, how many one-dollar bills did he deposit?
A. 28 one-dollar bills B. 44 one-dollar bills C. 54 one-dollar bills D. 49 one-dollar bills
Mathematics