139-279=20(x-1)

Simple and best practice solution for 139-279=20(x-1) 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 139-279=20(x-1) equation:


Simplifying
139 + -279 = 20(x + -1)

Combine like terms: 139 + -279 = -140
-140 = 20(x + -1)

Reorder the terms:
-140 = 20(-1 + x)
-140 = (-1 * 20 + x * 20)
-140 = (-20 + 20x)

Solving
-140 = -20 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
-140 + -20x = -20 + 20x + -20x

Combine like terms: 20x + -20x = 0
-140 + -20x = -20 + 0
-140 + -20x = -20

Add '140' to each side of the equation.
-140 + 140 + -20x = -20 + 140

Combine like terms: -140 + 140 = 0
0 + -20x = -20 + 140
-20x = -20 + 140

Combine like terms: -20 + 140 = 120
-20x = 120

Divide each side by '-20'.
x = -6

Simplifying
x = -6

See similar equations:

| 0.3(3x-2)=-0.6 | | 3x+6=7x+4 | | 4p+.16=3.32 | | 3(x+6)=7x+4 | | 4x-2=5x+10 | | 140+d=192 | | x+5=-26+6 | | b+6=33 | | (3x+6)=7x+4 | | p-21=48 | | 5z-z=21-9 | | 4y=3x+12 | | 8x-3=-59 | | y=x^2-x-42 | | b-3*b-3=6 | | x-15=-4-22 | | 7a^2b^3/21a^4b | | 6x-3=49 | | 6(k+3)=48 | | 9x+15-8x=-7-10 | | 10=6x+4 | | 1.5x-4=6 | | 75y=37(2y+12) | | x-12=-9 | | 4(v+6)+18v=134 | | 7-3x=49 | | 2t^2-4t-8=0 | | 3.2+0.17w=5.75 | | 36=9t-13t | | 18a^2-33a+14=0 | | 3t^2-6t-8=0 | | x^2-15x-16=0 |

Equations solver categories