3x(x2 + 2x - 4)
x equals 4
If x=4 then 2x+7 =
3x+56 = 2x+4 3x-2x = 4-56 x = -52
Do you need this equation factored or? 2x+3=x+4?
3x(x2 + 2x - 4)
x equals 4
If x=4 then 2x+7 =
3x+56 = 2x+4 3x-2x = 4-56 x = -52
3x3 + 6x2 - 24x = 3x(x2 + 2x - 8) = 3x(x2 + 4x - 2x - 8) = 3x[ x(x + 4) - 2(x + 4) ] = 3x(x - 2)(x + 4)
Do you need this equation factored or? 2x+3=x+4?
x=-4
parallel
2x-4
8
2x + x + 4 +2x = x + 20 5x + 4 = x + 20 5x - x = 20 - 4 4x = 16 x = 4
2x + 5 = 13 2x = 8 2x/2 = 8/2 x=4