20-7x=7-3(2x-7)

Simple and best practice solution for 20-7x=7-3(2x-7) 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 20-7x=7-3(2x-7) equation:


Simplifying
20 + -7x = 7 + -3(2x + -7)

Reorder the terms:
20 + -7x = 7 + -3(-7 + 2x)
20 + -7x = 7 + (-7 * -3 + 2x * -3)
20 + -7x = 7 + (21 + -6x)

Combine like terms: 7 + 21 = 28
20 + -7x = 28 + -6x

Solving
20 + -7x = 28 + -6x

Solving for variable 'x'.

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

Add '6x' to each side of the equation.
20 + -7x + 6x = 28 + -6x + 6x

Combine like terms: -7x + 6x = -1x
20 + -1x = 28 + -6x + 6x

Combine like terms: -6x + 6x = 0
20 + -1x = 28 + 0
20 + -1x = 28

Add '-20' to each side of the equation.
20 + -20 + -1x = 28 + -20

Combine like terms: 20 + -20 = 0
0 + -1x = 28 + -20
-1x = 28 + -20

Combine like terms: 28 + -20 = 8
-1x = 8

Divide each side by '-1'.
x = -8

Simplifying
x = -8

See similar equations:

| 2x+1+5+90=180 | | -5*-5=x | | 14p-q=14 | | .25x-7=15 | | -x+25=3(2x-8) | | b-8.4=-2.9 | | -3x+28=4x+7 | | x^2+200x-105000=0 | | 3x-x=25 | | k-2(1-6k)=89 | | 2h-(6*1.5-5)=-1 | | 4n+-6+n=-6 | | Ix-1I=5 | | 3x^3-21x+49=0 | | -40x=13x^2+x^3 | | 5s-43= | | x^2+400x-45000=0 | | X-9=3(x-2) | | -5+4n=67 | | -m+0.02+2.1m=1.45-4.81m | | 11w=7920 | | -5-4n=67 | | (x-4)=(x+1) | | 2v+8y-5y= | | X^3-16x^2+75x-90=0 | | (3x+2y)(x+y)+x-2y=0 | | -37=-3(5x-11) | | 5-4n=67 | | 6(x+4)+1= | | (y-3)(y-9)=0 | | -37=5x-3(5x-11) | | 56-x=6x |

Equations solver categories