7(x+3)-9=20-2x-8+9x

Simple and best practice solution for 7(x+3)-9=20-2x-8+9x 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 7(x+3)-9=20-2x-8+9x equation:


Simplifying
7(x + 3) + -9 = 20 + -2x + -8 + 9x

Reorder the terms:
7(3 + x) + -9 = 20 + -2x + -8 + 9x
(3 * 7 + x * 7) + -9 = 20 + -2x + -8 + 9x
(21 + 7x) + -9 = 20 + -2x + -8 + 9x

Reorder the terms:
21 + -9 + 7x = 20 + -2x + -8 + 9x

Combine like terms: 21 + -9 = 12
12 + 7x = 20 + -2x + -8 + 9x

Reorder the terms:
12 + 7x = 20 + -8 + -2x + 9x

Combine like terms: 20 + -8 = 12
12 + 7x = 12 + -2x + 9x

Combine like terms: -2x + 9x = 7x
12 + 7x = 12 + 7x

Add '-12' to each side of the equation.
12 + -12 + 7x = 12 + -12 + 7x

Combine like terms: 12 + -12 = 0
0 + 7x = 12 + -12 + 7x
7x = 12 + -12 + 7x

Combine like terms: 12 + -12 = 0
7x = 0 + 7x
7x = 7x

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

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

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

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

See similar equations:

| 6(3n+3)-8n=-2(n-5)+8 | | 12-3x-5=21 | | 0.6x-0.8x-3=5 | | f^2-15r+36=0 | | -6+9(x-2)=13x+4-4x | | -y^2=169 | | x*9-85=x*3-7 | | 18-8x=2(-1-6x) | | 2x+59=4x+97 | | 5x^2=-32 | | 2as=vf+vi | | t-5=15 | | -3x-3=-3 | | -4(5t-5)+2t=5t-6 | | 7(x-10)=13-2(2x+3) | | 7=-2t+1 | | v-5+1=-13+4v | | 6x+3y+7z-2x+3z-6y= | | -3(2x-9)-4x+7= | | 125y^6+216x^3=0 | | -7(0.1x+0.3)-1.7=-0.3 | | (3x+1)(3x+1)=8 | | 26=8x+1-3x | | x=25+4x | | 6x+3y+7z-2x+3z= | | n=a+(b-1)d | | 3(x+1)-8=x+7 | | 73=x+13 | | n=a+(n-1)d | | -8(x+3)=-80 | | 0.14(y-3)+0.10y=0.16y-0.6 | | 8(x+3)=56 |

Equations solver categories