Find the value of the variable that satisfies the equation.-45 + 2x = -3x
A. x = -9
B. x = 9
C. x = 8
D. x = -8
Answer: B
Mathematics
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? 
A. 
B. 
C. 
D. 
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Find the product.-6x2 y(10x3y + 12x2)
A. -60x5y2 + 12x2 B. -60x5y2 - 72x4y C. -60xy - 72x D. -60x5y2 - 72x4
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Add or subtract as indicated.(17s + 15t) + (2t - 11s)
A. 23st B. 6s + 17t C. 28s + 17t D. 19s + 4
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Find the area A of a triangle with base b and altitude h.b = 8 in., h = 16 in.
A. 64 in.2 B. 24 in.2 C. 256 in.2 D. 128 in.2
Mathematics