Solve the problem.George and Matt have a painting business. George has less experience and it takes him 4 hours more to paint a medium sized room than it takes Matt. Working together they can paint a medium sized room in 6 hours. How long does it take each of them working individually? Round to the nearest tenth of an hour.
A. George: 12.6 hours, Matt: 8.6 hours
B. George: 14.9 hours, Matt: 10.9 hours
C. George: 13.8 hours, Matt: 9.8 hours
D. George: 14.3 hours, Matt: 10.3 hours
Answer: D
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Solve the formula for the specified variable.E = hv
for n
A. n = hv
B. n = 
- 
C. n = 
D. n = 
Solve the inequality and graph the solution set.
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A. 
B. 
C. 
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D. 
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Solve.A company makes 3 types of cable. Cable A requires 3 black, 3 white, and 2 red wires. Cable B requires 1 black, 2 white, and 1 red. Cable C requires 2 black, 1 white, and 2 red. They used 100 black, 110 white and 90 red wires. How many of each cable were made?
A. Cable A: 10; cable B: 103; cable C: 20 B. Cable A: 10 ; cable B: 30; cable C: 93 C. Cable A: 10; cable B: 30; cable C: 20 D. Cable A: 20; cable B: 30; cable C: 10
Find the equation of the tangent line to the curve when x has the given value.f(x) = 
; x = -6
A. y = 54x + 216 B. y = 216x + 18 C. y = 216x + 54 D. y = 18x + 216