(2x+2)(x)=84

Simple and best practice solution for (2x+2)(x)=84 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for (2x+2)(x)=84 equation:


Simplifying
(2x + 2)(x) = 84

Reorder the terms:
(2 + 2x)(x) = 84

Reorder the terms for easier multiplication:
x(2 + 2x) = 84
(2 * x + 2x * x) = 84
(2x + 2x2) = 84

Solving
2x + 2x2 = 84

Solving for variable 'x'.

Reorder the terms:
-84 + 2x + 2x2 = 84 + -84

Combine like terms: 84 + -84 = 0
-84 + 2x + 2x2 = 0

Factor out the Greatest Common Factor (GCF), '2'.
2(-42 + x + x2) = 0

Factor a trinomial.
2((-7 + -1x)(6 + -1x)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor '(-7 + -1x)' equal to zero and attempt to solve: Simplifying -7 + -1x = 0 Solving -7 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1x = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1x = 0 + 7 -1x = 0 + 7 Combine like terms: 0 + 7 = 7 -1x = 7 Divide each side by '-1'. x = -7 Simplifying x = -7

Subproblem 2

Set the factor '(6 + -1x)' equal to zero and attempt to solve: Simplifying 6 + -1x = 0 Solving 6 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -1x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -1x = 0 + -6 -1x = 0 + -6 Combine like terms: 0 + -6 = -6 -1x = -6 Divide each side by '-1'. x = 6 Simplifying x = 6

Solution

x = {-7, 6}

See similar equations:

| 3x-35=kx | | 14x^2y^3+18x^3y=0 | | 180=2x(3x+25) | | 1.73n-10=64 | | H=-2d(d-8) | | .50(8x-6)=11 | | 1.01(1.25)(8-x)=10 | | 9-4t-3=-10-8t | | 3x^2-16=14x | | -7(v-4)=2v-35 | | 2-4/9x | | 1.2(1+.5x)=-6 | | -2-5(1-9f)=-18 | | -3y-8=-8(y+6) | | Y=-0+8 | | 3(v+1)=6v+18 | | 3w^2+6w=360 | | 2x-3=r | | X/4-1/2=3x | | -6w-12=-4(w+1) | | 3+3(3+4)3= | | 7z+42=-70 | | 5=x/3-10 | | 3x+4x=6-5x | | 250=6y | | -0+3= | | 5+5x=69 | | 2y=7+3y | | 36x=12y | | y=-0x+3 | | 35=-5+2(v-7) | | 10(x-2y)-4(2x-y)= |

Equations solver categories