3x+40=8-9x

Simple and best practice solution for 3x+40=8-9x 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+40=8-9x equation:


Simplifying
3x + 40 = 8 + -9x

Reorder the terms:
40 + 3x = 8 + -9x

Solving
40 + 3x = 8 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
40 + 3x + 9x = 8 + -9x + 9x

Combine like terms: 3x + 9x = 12x
40 + 12x = 8 + -9x + 9x

Combine like terms: -9x + 9x = 0
40 + 12x = 8 + 0
40 + 12x = 8

Add '-40' to each side of the equation.
40 + -40 + 12x = 8 + -40

Combine like terms: 40 + -40 = 0
0 + 12x = 8 + -40
12x = 8 + -40

Combine like terms: 8 + -40 = -32
12x = -32

Divide each side by '12'.
x = -2.666666667

Simplifying
x = -2.666666667

See similar equations:

| -3a+7b=-27 | | 2x^3+6x^2-8x+24=0 | | 5a+b=7 | | -4e+f=10 | | 5e+4f=44 | | -5m-20=10m+10 | | -3v-7w=40 | | 7v+3w=0 | | -2t(-3s+6s)=30-s | | 7x+y= | | -5x+7y=52 | | 2x^2-6x+3=x^2+10 | | 5x-6=24+2x | | 6x+23=14x-57 | | 6x+3=5x+5 | | (r+1)(r+4)=3 | | 2y+9=-5-7-5y | | 4+4(i+1)=4i+6 | | 5x+14=-56 | | 120x^2+x+15=0 | | X^2-4.7x+2.8=0 | | 9x+4=x-9 | | 3x+12=-39 | | t^2+17t-210=0 | | 7(x+3)=3(x+7) | | (8+i)(6-i)=13 | | 20-3(n+6)= | | 17=3a | | b(30b+1)=20 | | (3b+5)+(d-2)= | | 13s=15 | | 3x^2+5(x^2+4)= |

Equations solver categories