Simplify.
A. 
B. 
C. 
D. 
Answer: D
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Provide an appropriate response.The formula for the total resistance of a circuit is Rt = 
. If Rt = 12 ?, and R1 = 14 ?, solve the equation for R2.
Fill in the blank(s) with the appropriate word(s).
Provide an appropriate response.Is (3x - 8) a factor of (9x2 - 18x - 20)?
Fill in the blank(s) with the appropriate word(s).
For the pair of similar triangles, find the missing side n. Round to the nearest tenth when necessary.
A. n = 4 m B. n = 3 m C. n = 6 m D. n = 9 m
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