4x+9=8x-31

Simple and best practice solution for 4x+9=8x-31 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 4x+9=8x-31 equation:


Simplifying
4x + 9 = 8x + -31

Reorder the terms:
9 + 4x = 8x + -31

Reorder the terms:
9 + 4x = -31 + 8x

Solving
9 + 4x = -31 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
9 + 4x + -8x = -31 + 8x + -8x

Combine like terms: 4x + -8x = -4x
9 + -4x = -31 + 8x + -8x

Combine like terms: 8x + -8x = 0
9 + -4x = -31 + 0
9 + -4x = -31

Add '-9' to each side of the equation.
9 + -9 + -4x = -31 + -9

Combine like terms: 9 + -9 = 0
0 + -4x = -31 + -9
-4x = -31 + -9

Combine like terms: -31 + -9 = -40
-4x = -40

Divide each side by '-4'.
x = 10

Simplifying
x = 10

See similar equations:

| 10n-18=72 | | 72-2x=7x+2 | | 6(x+3)=5(x+5) | | 25x^2=50 | | 101-2x=6x+13 | | 3x^2-13x+2=0 | | 4x+x+3=12+3(x-2) | | 4p^2+28p+49= | | 2d+3=89 | | 20x+54=8x-342 | | 10c+7=97 | | 10+7=97 | | 2(x-2)=38-4x | | 3m+1=4 | | 9-7x=35-14x | | 5t-35=0 | | 10+3x=32 | | 2x-5=55-10x | | 6a-2=16 | | 5x+6=-120-x | | 2t+3=43 | | 19+x^2-11x=0 | | (7q-3)(q+2)=4(q+5)-26 | | 4x+7=70-5x | | 5x+6=-120-92 | | 4m-1=19 | | 90x^2-71x-9=0 | | 5n^2+28n+15=0 | | 3x+4(x-5)=9x-18 | | 5(n+2)=45 | | 5+10n=51 | | -26-4=9-9x |

Equations solver categories