Simplify the expression. $$2 \left( x ^ { 2 } - 7 x - 4 \right) - 3 \left( x ^ { 2 } - 7 x - 4 \right) + 9 \left( x ^ { 2 } - 7 x - 4 \right)$$
A) $8 x ^ { 2 } - 98 x - 56$
B) $8 x ^ { 2 } - 98 x - 32$
C) $8 x ^ { 2 } - 56 x - 32$
D) $8 x ^ { 2 } - 56 x - 56$
E)none of these

Question

Quizplus · Accepted Answer

The Answer is C

Simplify the Expression 2(x2−7x−4)−3(x2−7x−4)+9(x2−7x−4)2 \left( x ^ { 2 } - 7 x - 4 \right) - 3 \left( x ^ { 2 } - 7 x - 4 \right) + 9 \left( x ^ { 2 } - 7 x - 4 \right)2(x2−7x−4)−3(x2−7x−4)+9(x2−7x−4)

Simplify the Expression $2 \left( x ^ { 2 } - 7 x - 4 \right) - 3 \left( x ^ { 2 } - 7 x - 4 \right) + 9 \left( x ^ { 2 } - 7 x - 4 \right)$