31+8x=7(4x-7)

Simple and best practice solution for 31+8x=7(4x-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 31+8x=7(4x-7) equation:


Simplifying
31 + 8x = 7(4x + -7)

Reorder the terms:
31 + 8x = 7(-7 + 4x)
31 + 8x = (-7 * 7 + 4x * 7)
31 + 8x = (-49 + 28x)

Solving
31 + 8x = -49 + 28x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-28x' to each side of the equation.
31 + 8x + -28x = -49 + 28x + -28x

Combine like terms: 8x + -28x = -20x
31 + -20x = -49 + 28x + -28x

Combine like terms: 28x + -28x = 0
31 + -20x = -49 + 0
31 + -20x = -49

Add '-31' to each side of the equation.
31 + -31 + -20x = -49 + -31

Combine like terms: 31 + -31 = 0
0 + -20x = -49 + -31
-20x = -49 + -31

Combine like terms: -49 + -31 = -80
-20x = -80

Divide each side by '-20'.
x = 4

Simplifying
x = 4

See similar equations:

| -4-4x=2+3x | | f(x)=2x^2+x-10 | | 3(18-4)-14=2(18-7)+6 | | 13=4c-d | | -1/9(9y+5) | | 1x-2y=11 | | 7-3x=x+7 | | Y=a+b+c/9 | | 2/5=1/2+f | | 1/2(j+150)=525 | | 2n-7(n-8)= | | 7-3x-5x=-2x+1 | | z+2=13+3z | | x/8+1/2=x-3/4-3/8 | | 1/2(j+150)=275 | | 7-3x-5x+2x=1-7 | | 3/4x+6=x-9 | | 5b-5-10b-9= | | 2.5x+5=-5 | | 7(2x+9)-9=14x+54 | | 10(3x-3)=-5(10x-10) | | 15y=13x | | 7+3x+5x=55 | | |2x-3|=-4 | | 0.25(j+10.00)=125.00 | | (13/100)x+x=19.21 | | x+108=180 | | X^2-8x+16/9x-36/3x-12/27 | | 17x+8+175=17x-3 | | h=-16x^2+4x+26 | | 3(11-4)-14=2(11-7)+6 | | 3n-2=7n+11 |

Equations solver categories