12x-40=30x+140

Simple and best practice solution for 12x-40=30x+140 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 12x-40=30x+140 equation:


Simplifying
12x + -40 = 30x + 140

Reorder the terms:
-40 + 12x = 30x + 140

Reorder the terms:
-40 + 12x = 140 + 30x

Solving
-40 + 12x = 140 + 30x

Solving for variable 'x'.

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

Add '-30x' to each side of the equation.
-40 + 12x + -30x = 140 + 30x + -30x

Combine like terms: 12x + -30x = -18x
-40 + -18x = 140 + 30x + -30x

Combine like terms: 30x + -30x = 0
-40 + -18x = 140 + 0
-40 + -18x = 140

Add '40' to each side of the equation.
-40 + 40 + -18x = 140 + 40

Combine like terms: -40 + 40 = 0
0 + -18x = 140 + 40
-18x = 140 + 40

Combine like terms: 140 + 40 = 180
-18x = 180

Divide each side by '-18'.
x = -10

Simplifying
x = -10

See similar equations:

| 2y+8=8y+2 | | 12+1.2= | | a/n=-26-5n | | y=40+24x+3x^2 | | 4(0.3)= | | -6p^2-17-5=0 | | 4x+1=-150 | | 2-6x=5-5(d-1) | | 4(3)+4(0.3)= | | 2(3x+4)=20-6x | | x+x+9.50+14+(-1x+-9.50)=81 | | 400+100c=550+70c | | 8x=10*(x-1) | | x+x+9.50+14+(-1x+-9.50)=83 | | -3=7(y-9/8) | | -16x^2+36y^2-9z^2-144=0 | | z^2+8z=18 | | 11x^2-25=0 | | s(s-3)=40 | | 6x^3+6x^2-120x= | | -4/7(y-35)-1/14y= | | 7-4[3(c+2)-4c]= | | 2x+4=11x-104 | | x^3-12x^2+16x+65=0 | | 25x-8=9 | | .04(4c-44)=-.8(c-5) | | 0=8x-2y+6 | | x+x+9.50+14+(-1x+-9.50)=82 | | (5y+2)(8y-3)= | | (27p^6)^4/3 | | 2x-11=3x | | w-6=12 |

Equations solver categories