-2(x-7)-21=-7

Simple and best practice solution for -2(x-7)-21=-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 -2(x-7)-21=-7 equation:


Simplifying
-2(x + -7) + -21 = -7

Reorder the terms:
-2(-7 + x) + -21 = -7
(-7 * -2 + x * -2) + -21 = -7
(14 + -2x) + -21 = -7

Reorder the terms:
14 + -21 + -2x = -7

Combine like terms: 14 + -21 = -7
-7 + -2x = -7

Add '7' to each side of the equation.
-7 + 7 + -2x = -7 + 7

Combine like terms: -7 + 7 = 0
0 + -2x = -7 + 7
-2x = -7 + 7

Combine like terms: -7 + 7 = 0
-2x = 0

Solving
-2x = 0

Solving for variable 'x'.

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

Divide each side by '-2'.
x = 0

Simplifying
x = 0

See similar equations:

| -2f=6+4-(3f-2) | | 7a+(4+5a)=12a+4 | | -3x+24=-9 | | 12(x+3)-6=2(x+15) | | 7/x=19/114 | | 3(x-4)=42/14 | | 7x+2=5x-8 | | 3x^2-8=-20 | | -166=-2x-3(-6x+18) | | 6x+2=-7-12x | | log(x)=0.0000004 | | X/6=6/4 | | ln(x)=0.00000004 | | y-7x=4x+8 | | 9x+11=4x+30 | | -28+2x=10 | | -3+3x=-9 | | 63x=90 | | 6.3y=5.2-1.1y+12.1 | | 4x-7=8x+3 | | 90x=300 | | 2x+2y=75 | | 1/3(x-3)=(2x/3)-(13/3) | | 1/2(3x-6)=2/3(2x-3) | | 1.6x+0.3x=2.3+2.3x | | 9x-2x+66=9x+24 | | 9x^2-62x=7 | | 23=1+4x-6 | | 3a/7-9/7-a/7 | | 6t-2=28 | | 1/3x^2-2x=0 | | Y=-1/6x-8/3 |

Equations solver categories