Solve.The dimensions of the sides of the following figure are labeled. Create a polynomial that describes the perimeter of this figure.
A. x2 - 4x - 2
B. 2x2 - 2x - 2
C. 2x2 + 10x + 8
D. 2x2 - 4x - 2
Answer: D
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Translate the problem to a system of equations, then solve using matrices.Anne and Nancy use a metal alloy that is 27.6% copper to make jewelry. How many ounces of a 24% alloy must be mixed with a 30% alloy to form 125 ounces of the desired alloy?
A. 80 ounces B. 52 ounces C. 50 ounces D. 75 ounces
Find the volume specified. Use 3.14 as the approximate value of ?, and round your answer to the nearest tenth.Find the volume of a tent having the shape of a rectangular solid of length 11 ft, width 14 ft, and height 5 ft topped by a rectangular pyramid of the same width and length with height 4 ft.
A. 975.3 ft3 B. 1540.0 ft3 C. 205.3 ft3 D. 410.6 ft3
Divide.
A. 
+ 
B. 2 + i
C. 7 - i
D. 
+ 
Solve the equation. First simplify the expression by combining like terms.- 
y - (y - 
) = 
( y - 3)
A. 
B. - 
C. 
D. - 