21x-9-12x+3=23x-7-14x+12

Simple and best practice solution for 21x-9-12x+3=23x-7-14x+12 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 21x-9-12x+3=23x-7-14x+12 equation:


Simplifying
21x + -9 + -12x + 3 = 23x + -7 + -14x + 12

Reorder the terms:
-9 + 3 + 21x + -12x = 23x + -7 + -14x + 12

Combine like terms: -9 + 3 = -6
-6 + 21x + -12x = 23x + -7 + -14x + 12

Combine like terms: 21x + -12x = 9x
-6 + 9x = 23x + -7 + -14x + 12

Reorder the terms:
-6 + 9x = -7 + 12 + 23x + -14x

Combine like terms: -7 + 12 = 5
-6 + 9x = 5 + 23x + -14x

Combine like terms: 23x + -14x = 9x
-6 + 9x = 5 + 9x

Add '-9x' to each side of the equation.
-6 + 9x + -9x = 5 + 9x + -9x

Combine like terms: 9x + -9x = 0
-6 + 0 = 5 + 9x + -9x
-6 = 5 + 9x + -9x

Combine like terms: 9x + -9x = 0
-6 = 5 + 0
-6 = 5

Solving
-6 = 5

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| 7y-13y=-21-27 | | 3(3+2x)-4=17 | | 41+5y-8=14y-9-2y | | 12(q+6)=44 | | x+23+3x=-32-3x-36 | | X+18+2x=-15-2x-22 | | 8y+5y=9 | | 4a-2(5a-3)-8=18 | | 7(g+8)=3(g+2)+4g | | 9+15m-8=9m+14-7m | | x^2-50x+288=0 | | 3n-10=-8+n | | 4(x^2+6x-864)=0 | | -4(t-2)+8t=7t-3 | | -4x-9x=-52 | | 4x^2+62x+198=516 | | 4t+8=7t-3 | | 10(x+2)-4x=2(3x+2)-7 | | 9x+3=-177 | | 2[x-(4x+15)+13]=2(x+2) | | 17+5k=12 | | -4.8=-4(2.4d) | | (3-4i)-(1-4i)= | | (3+4i)(3-4i)= | | -4x-5(6-3x)=6(x-4)-6 | | 2x+5(x-6)=2(x-5) | | 6k=7 | | 56k^2-40k+0=0 | | 3i-(5i)= | | 3n^2-11n+8=0 | | 3v^2-11v+10=0 | | 2k-8=1.6k-12 |

Equations solver categories