3x+7=31-5x

Simple and best practice solution for 3x+7=31-5x 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 3x+7=31-5x equation:


Simplifying
3x + 7 = 31 + -5x

Reorder the terms:
7 + 3x = 31 + -5x

Solving
7 + 3x = 31 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
7 + 3x + 5x = 31 + -5x + 5x

Combine like terms: 3x + 5x = 8x
7 + 8x = 31 + -5x + 5x

Combine like terms: -5x + 5x = 0
7 + 8x = 31 + 0
7 + 8x = 31

Add '-7' to each side of the equation.
7 + -7 + 8x = 31 + -7

Combine like terms: 7 + -7 = 0
0 + 8x = 31 + -7
8x = 31 + -7

Combine like terms: 31 + -7 = 24
8x = 24

Divide each side by '8'.
x = 3

Simplifying
x = 3

See similar equations:

| 3x+12=92-7x | | 3(2x+1)=-2(3x-2) | | 8p^2-9=-59 | | 3(3x+4)=9 | | 9p^2+18p-61=-6 | | sin(3x+2)=cos(10-4x) | | 4x^2-2x+10=0 | | 6x+18=68-4x | | 5+(x+2)=(4x+1) | | lnx+lnx-3=0 | | 2x+17=25-2x | | 9m-3(2n-1)=15 | | 5*x^2=x^2-2*x | | 5x+7=-7x-6 | | 5x+7=7x+6 | | (-6x+3)(-4x-11)=0 | | 3=3/a=11 | | p+q-4p-5q= | | (4x^4/y^9)^3 | | 7m-28=41 | | 3*x^2=2*x | | 7x+2=17+2x | | (x^5=(x^15)^(1/3),x) | | (x-4)+(y+1)=1680 | | x+0.02x=5 | | -10(-8x-9)=-470 | | 2x-7+5x=14 | | 7x^3-3x^2+3x-1=0 | | 2y+13=13y-17 | | 3x-5(5x-6)=-124 | | x+y = 50 | | c^2-1/4=0 |

Equations solver categories