-78+9x=21

Simple and best practice solution for -78+9x=21 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 -78+9x=21 equation: 


Simplifying
-78 + 9x = 21

Solving
-78 + 9x = 21

Solving for variable 'x'.

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

Add '78' to each side of the equation.
-78 + 78 + 9x = 21 + 78

Combine like terms: -78 + 78 = 0
0 + 9x = 21 + 78
9x = 21 + 78

Combine like terms: 21 + 78 = 99
9x = 99

Divide each side by '9'.
x = 11

Simplifying
x = 11

See similar equations:

| 3.7z+1.9+0.1z=5.5-0.4z | | 8-3ln(x)=12 | | -24+11x=86 | | 3x-2=2z | | 5(x+4)=5x+30 | | 16x^3-40x^2=0 | | -150+11x=x+50 | | 17+x=45 | | 4|2x-6|+3=19 | | 10d+7-2d+12= | | -5x-53=-12x+87 | | x^2=40+3 | | 15x+10+16x-16+54=360 | | 5m-10m+4-8= | | 180=90+7x-6+x | | p(x)=7x^2+4x-2 | | X^8+84X^5+42X^3+3=0 | | 10.8(-5.6+x)=27 | | 7d-12+2d+3= | | 20(5d-2)= | | 52+10x=192 | | 6(3-2m)= | | 7x-79=26 | | x^2+22x+23= | | 6(2-6r)-3=-279 | | -7(4+6x)=266 | | 3x^2+2x=130 | | 6x+185=8x+207 | | 4(d+4)= | | 4(2x-23)+18=-42 | | X^2y-2xy-6xz+12z=0 | | y=0.25+20 |

Equations solver categories