Question

Simplify 4x³-2x²+5x-1+8x+x²-6x²+7-6x³+7-6x+3-3x²-x³

Answer 1

Step-by-step explanation:

Simplify 4x³-2x²+5x-1+8x+x²-6x²+7-6x³+7-6x+3-3x²-x³===> 2x²+5x-1+8x+x²+7-6x+3-3x²

Solution

=2x²+5x-1+8x+x²+7-6x+3-3x²

=2x²+x²-3x²+5x-6x+8x-1+3+7

====>7x+9=0

7x=-9

x=-9/7

x=-1.285