(2x-6)(x+7)=

Simple and best practice solution for (2x-6)(x+7)= 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-6)(x+7)= equation:


Simplifying
(2x + -6)(x + 7) = 0

Reorder the terms:
(-6 + 2x)(x + 7) = 0

Reorder the terms:
(-6 + 2x)(7 + x) = 0

Multiply (-6 + 2x) * (7 + x)
(-6(7 + x) + 2x * (7 + x)) = 0
((7 * -6 + x * -6) + 2x * (7 + x)) = 0
((-42 + -6x) + 2x * (7 + x)) = 0
(-42 + -6x + (7 * 2x + x * 2x)) = 0
(-42 + -6x + (14x + 2x2)) = 0

Combine like terms: -6x + 14x = 8x
(-42 + 8x + 2x2) = 0

Solving
-42 + 8x + 2x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2'.
2(-21 + 4x + x2) = 0

Factor a trinomial.
2((-7 + -1x)(3 + -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 '(3 + -1x)' equal to zero and attempt to solve: Simplifying 3 + -1x = 0 Solving 3 + -1x = 0 Move all terms containing x to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -1x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -1x = 0 + -3 -1x = 0 + -3 Combine like terms: 0 + -3 = -3 -1x = -3 Divide each side by '-1'. x = 3 Simplifying x = 3

Solution

x = {-7, 3}

See similar equations:

| 2a^4+21a^3+49a^2= | | 2c-5=17 | | 5-5[4-(6x+2)]= | | 7m+3+-4m=-9 | | 5n+3+4+n=30 | | -35=-7r | | 2z^2-50=0 | | 7m+3+-4m=-12 | | .44(83-55b)=-7.04 | | (4x^2-2x+8)-(x^2+3x-2)= | | 3x^2+29x-44= | | 2.1x-0.7=0.42-3.5x | | x^4-4x^2+7x=0 | | 0.5x-3.7=-1.2 | | 3r^2-6r-105=0 | | xa+ya=1 | | 9x^2+30x-29=0 | | 46x-12=14x^2 | | xa+bx=1 | | z/5=-2 | | ax+bx=1 | | 3.9=x-1.4 | | 17x^2-4x-13=0 | | y+3=-16 | | 3(2g+g)*(-8)-g= | | 17-20g=(-13-5g)4 | | 2x^2+19x+84=0 | | 2y^2+y-1=0 | | (v-2)(v-2)=2v^2-6v-20 | | -2x+5y=-1 | | 8x-5=-33+x | | -3n^2+75= |

Equations solver categories