Solve and check the equation.0.40x - 0.20(40 + x) = 0.05(40)
A. {40}
B. {60}
C. {25}
D. {50}
Answer: D
Mathematics
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(9x - 3)
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A. 
B. 
C. 
D. 2
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Find the dot product v ? w.v = -15i + 7j,
w = 9i - 6j
A. -42 B. -135 C. -177 D. -93
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Convert as indicated. If necessary, round to two decimal places.80.5 meters to feet
A. 87.75 ft B. 264.04 ft C. 24.55 ft D. 73.58 ft
Mathematics