7x-4x-21=11-5x

Simple and best practice solution for 7x-4x-21=11-5x 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 7x-4x-21=11-5x equation:


Simplifying
7x + -4x + -21 = 11 + -5x

Reorder the terms:
-21 + 7x + -4x = 11 + -5x

Combine like terms: 7x + -4x = 3x
-21 + 3x = 11 + -5x

Solving
-21 + 3x = 11 + -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
-21 + 3x + 5x = 11 + -5x + 5x

Combine like terms: 3x + 5x = 8x
-21 + 8x = 11 + -5x + 5x

Combine like terms: -5x + 5x = 0
-21 + 8x = 11 + 0
-21 + 8x = 11

Add '21' to each side of the equation.
-21 + 21 + 8x = 11 + 21

Combine like terms: -21 + 21 = 0
0 + 8x = 11 + 21
8x = 11 + 21

Combine like terms: 11 + 21 = 32
8x = 32

Divide each side by '8'.
x = 4

Simplifying
x = 4

See similar equations:

| -1-6x=11-4x | | 2x+2=3*4-8 | | 6m+7m=10+8m-5m | | 2x+2=3y-8 | | 126=2X^2+8X+6 | | 6m+7m=10+8m-5n | | 16=-x^2-11x+10 | | -d+3=14 | | 8x+39=9x+39 | | m+4=-8m-5 | | x-4-1=-2x-11 | | x-2+2x-6= | | 6+v-7v=24 | | 6x-8=4-12 | | (3y^2-5y-4)+(y^2-7y+6)= | | 6x-11=4x+9 | | 4/5y-8=2/5y+16 | | 4c^5-3c^3-c=0 | | 9-3t=t+3 | | 40=X^2-10X+16 | | 6y+18=180 | | 3x-6+10=16 | | x+1=13x | | -98x^2+162=0 | | 9=2d+3 | | =4x-1 | | v^2+5v=24 | | 1+2f=3 | | 72=X^2+2X-8 | | x^2+11x+30.25=182.25 | | 2a+12=4a-6 | | 7a=9 |

Equations solver categories