3x-15=21+6x

Simple and best practice solution for 3x-15=21+6x 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-15=21+6x equation:


Simplifying
3x + -15 = 21 + 6x

Reorder the terms:
-15 + 3x = 21 + 6x

Solving
-15 + 3x = 21 + 6x

Solving for variable 'x'.

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

Add '-6x' to each side of the equation.
-15 + 3x + -6x = 21 + 6x + -6x

Combine like terms: 3x + -6x = -3x
-15 + -3x = 21 + 6x + -6x

Combine like terms: 6x + -6x = 0
-15 + -3x = 21 + 0
-15 + -3x = 21

Add '15' to each side of the equation.
-15 + 15 + -3x = 21 + 15

Combine like terms: -15 + 15 = 0
0 + -3x = 21 + 15
-3x = 21 + 15

Combine like terms: 21 + 15 = 36
-3x = 36

Divide each side by '-3'.
x = -12

Simplifying
x = -12

See similar equations:

| 8y+2y=9y+9 | | 2[-2(4x+5)+4(4x-5)]= | | 2(5k+7)-4(k+8)= | | 5(x-6)+3=2x+9 | | 9+3x=44 | | 7q-(3q-6)=10 | | 2y+3-(1/3)*(6x+9y)+x | | -2.2x-10.36=4-6.4x-5.96 | | 3(30)-7y=21 | | 3u^2+5u-2=0 | | 8-3x=39 | | 27x^5+8x^2=0 | | 3x^(1/2)+5x^(1/4)=2 | | 3s^2-4=2 | | 1/2x+8/5x=x+13 | | V(t)=32(4) | | 2y+3-(1/3)(6x+9y)+x | | 0.5x+8/5x=x+13 | | -3x+1/3 | | 0.3x-0.66=0.5x+0.8 | | (3x-2)+6=10 | | 164=0.75x+29 | | 1+2+3+4+5(263)-111+x=514 | | [2a+3]=11 | | 13/15=-1/2W | | y=0.75(100)+29 | | x^3-10x+21x=0 | | (20-14)/(18-0) | | Y+4=11 | | 4/x=8/x+3 | | y=0.75(50)+29 | | 5+4(x-1)=2x+2(x-4) |

Equations solver categories