3x+31=5x-9

Simple and best practice solution for 3x+31=5x-9 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+31=5x-9 equation:


Simplifying
3x + 31 = 5x + -9

Reorder the terms:
31 + 3x = 5x + -9

Reorder the terms:
31 + 3x = -9 + 5x

Solving
31 + 3x = -9 + 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.
31 + 3x + -5x = -9 + 5x + -5x

Combine like terms: 3x + -5x = -2x
31 + -2x = -9 + 5x + -5x

Combine like terms: 5x + -5x = 0
31 + -2x = -9 + 0
31 + -2x = -9

Add '-31' to each side of the equation.
31 + -31 + -2x = -9 + -31

Combine like terms: 31 + -31 = 0
0 + -2x = -9 + -31
-2x = -9 + -31

Combine like terms: -9 + -31 = -40
-2x = -40

Divide each side by '-2'.
x = 20

Simplifying
x = 20

See similar equations:

| -12(x+1)-18=42 | | 3x=x^2-8x-16 | | 170-4x=32x+22 | | 8(a-10)-3=21 | | (c+6)+5=-11 | | (7x-9)(49x^2-126x+81)=0 | | (c+6)+5=-18 | | 6x+9=-67-10x | | x-1.04+x=79.06 | | 2a-a=5 | | 108-4x=2x+24 | | -5(x-12)=10 | | 2x^3+9x^2-18x=0 | | -2x+-2=-6 | | x(3x+2)=-2(3x-8) | | 3x-4=10x-60 | | 3(a-4)=15 | | 2(3c-1)-5=4c+9 | | -3=-57 | | x^2-12x+16=0 | | 2x-8=5x+7 | | (5x+1)(9x+3)=-2(5x+1) | | x^2-12+16=0 | | 3=2.5y-5+1.5y | | 6y-2(y-1)+5= | | 4x+4-3x=50 | | 5-3(2-x)=7(2x+1) | | 6(x+3)-4(x+4)=16 | | 7m+25=m^2+2m+1 | | -4-(-3)+(-20)-15= | | 5+2(x+1)=5(x-1) | | -8a+2a^2-5+9a^2= |

Equations solver categories