(7-3x)(2x-6)=-42

Simple and best practice solution for (7-3x)(2x-6)=-42 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 (7-3x)(2x-6)=-42 equation:


Simplifying
(7 + -3x)(2x + -6) = -42

Reorder the terms:
(7 + -3x)(-6 + 2x) = -42

Multiply (7 + -3x) * (-6 + 2x)
(7(-6 + 2x) + -3x * (-6 + 2x)) = -42
((-6 * 7 + 2x * 7) + -3x * (-6 + 2x)) = -42
((-42 + 14x) + -3x * (-6 + 2x)) = -42
(-42 + 14x + (-6 * -3x + 2x * -3x)) = -42
(-42 + 14x + (18x + -6x2)) = -42

Combine like terms: 14x + 18x = 32x
(-42 + 32x + -6x2) = -42

Add '42' to each side of the equation.
-42 + 32x + 42 + -6x2 = -42 + 42

Reorder the terms:
-42 + 42 + 32x + -6x2 = -42 + 42

Combine like terms: -42 + 42 = 0
0 + 32x + -6x2 = -42 + 42
32x + -6x2 = -42 + 42

Combine like terms: -42 + 42 = 0
32x + -6x2 = 0

Solving
32x + -6x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '2x'.
2x(16 + -3x) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 'x' equal to zero and attempt to solve: Simplifying x = 0 Solving x = 0 Move all terms containing x to the left, all other terms to the right. Simplifying x = 0

Subproblem 2

Set the factor '(16 + -3x)' equal to zero and attempt to solve: Simplifying 16 + -3x = 0 Solving 16 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-16' to each side of the equation. 16 + -16 + -3x = 0 + -16 Combine like terms: 16 + -16 = 0 0 + -3x = 0 + -16 -3x = 0 + -16 Combine like terms: 0 + -16 = -16 -3x = -16 Divide each side by '-3'. x = 5.333333333 Simplifying x = 5.333333333

Solution

x = {0, 5.333333333}

See similar equations:

| x^3-21x-90=0 | | (y/4)-3=y/3 | | x^3-21x-90= | | (3x-2)(3x-2)=20 | | y=-0.0980392156863x+15.0196078431 | | x-21x-90=0 | | 3(2x-1)=3x+6 | | x(12-2x)(10-2x)=0 | | y/4-3=y/3 | | 3n+2=-40 | | -3-20=-x+10 | | x+y=365 | | 6x+4=9x-17 | | 10x-3y+3x-4y=0 | | 3x-2=-47 | | 21(w-937)=630 | | 0=8+4x | | 7x-11=x+1 | | -47+5x=30-2x | | k-10/2=5 | | w-650=500000 | | 2.33*x=9 | | 4.8+v=14 | | (4z-7)(6+z)=0 | | x(32-6x)=0 | | (4z-7)(5+z)=0 | | x-32=-5(6x-6) | | 9(-4-p)=3(-4p-8) | | k-8=24 | | 4/17y-16=0 | | ax^2+bs+c=0 | | 7/4=9/r |

Equations solver categories