Multiply.
-$10 x ( 9 x - 4 )$
A) $90 x ^ { 2 } - 40 x$
B) $9 x ^ { 2 } - 40 x$
C) $90 x ^ { 2 } - 4 x$
D) $50 x ^ { 2 }$

Name: Multiply. -$10 x ( 9 x - 4 )$ A) $90 x ^ { 2 } - 40 x$ B) $9 x ^ { 2 } - 40 x$ C) $90 x ^ { 2 } - 4 x$ D) $50 x ^ { 2 }$
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Question

Quizplus · Accepted Answer

The correct answer is obtained by distributing the multiplication across the parentheses: $10x \times 9x = 90x^2$ and $10x \times -4 = -40x$, combining these gives $90x^2 - 40x$.

Multiply - 10x(9x−4)10 x ( 9 x - 4 )10x(9x−4) A) 90x2−40x90 x ^ { 2 } - 40 x90x2−40x

Multiply
- $10 x ( 9 x - 4 )$ A) $90 x ^ { 2 } - 40 x$