3x+27=21x-9

Simple and best practice solution for 3x+27=21x-9 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 3x+27=21x-9 equation:


Simplifying
3x + 27 = 21x + -9

Reorder the terms:
27 + 3x = 21x + -9

Reorder the terms:
27 + 3x = -9 + 21x

Solving
27 + 3x = -9 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
27 + 3x + -21x = -9 + 21x + -21x

Combine like terms: 3x + -21x = -18x
27 + -18x = -9 + 21x + -21x

Combine like terms: 21x + -21x = 0
27 + -18x = -9 + 0
27 + -18x = -9

Add '-27' to each side of the equation.
27 + -27 + -18x = -9 + -27

Combine like terms: 27 + -27 = 0
0 + -18x = -9 + -27
-18x = -9 + -27

Combine like terms: -9 + -27 = -36
-18x = -36

Divide each side by '-18'.
x = 2

Simplifying
x = 2

See similar equations:

| x^4-512x=0 | | 2[3-(9-5r)]-r=-18+3(2+3r) | | -5x=-20+2 | | (y-4)-(y+3)=8y | | 4x+6(x+1)+2=8-7x | | x^4-1000x=0 | | 4c+6(x+1)+2=8-7x | | (14x-5)+(17-3x)=-6x | | -5x=20+2-7 | | -12s-71+4(3s+20)=0 | | 0.06x+0.11(x+700)=196 | | 5x-12-6x=5x-48 | | 12k+51=3(4k+15) | | 9-y=18 | | 7x-12=2(x-3) | | 2(2g+28)-4g-56=0 | | (x^3-2x^2)+(2x^2-2x^3)= | | 5(2f-31)=10f-155 | | 15x-5xy+2y=0 | | 4x+20-8(13-x)=0 | | 6x-2(5-2x)= | | 3(18t+8)=6(5t+16) | | 9x-3(4-2x)= | | 2x+15y=-78 | | 7y-6=43 | | 20m+10=5(2m-2) | | -4+5+7= | | 2x-3=7-x | | -7y-8=-22 | | (x+12)*8=4x*x | | -2=-11X^2+13X | | 2(x+5)-3=3x+7-x |

Equations solver categories