4x-3(3x-1)+12=15(x+9)

Simple and best practice solution for 4x-3(3x-1)+12=15(x+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 4x-3(3x-1)+12=15(x+9) equation:


Simplifying
4x + -3(3x + -1) + 12 = 15(x + 9)

Reorder the terms:
4x + -3(-1 + 3x) + 12 = 15(x + 9)
4x + (-1 * -3 + 3x * -3) + 12 = 15(x + 9)
4x + (3 + -9x) + 12 = 15(x + 9)

Reorder the terms:
3 + 12 + 4x + -9x = 15(x + 9)

Combine like terms: 3 + 12 = 15
15 + 4x + -9x = 15(x + 9)

Combine like terms: 4x + -9x = -5x
15 + -5x = 15(x + 9)

Reorder the terms:
15 + -5x = 15(9 + x)
15 + -5x = (9 * 15 + x * 15)
15 + -5x = (135 + 15x)

Solving
15 + -5x = 135 + 15x

Solving for variable 'x'.

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

Add '-15x' to each side of the equation.
15 + -5x + -15x = 135 + 15x + -15x

Combine like terms: -5x + -15x = -20x
15 + -20x = 135 + 15x + -15x

Combine like terms: 15x + -15x = 0
15 + -20x = 135 + 0
15 + -20x = 135

Add '-15' to each side of the equation.
15 + -15 + -20x = 135 + -15

Combine like terms: 15 + -15 = 0
0 + -20x = 135 + -15
-20x = 135 + -15

Combine like terms: 135 + -15 = 120
-20x = 120

Divide each side by '-20'.
x = -6

Simplifying
x = -6

See similar equations:

| -4(3-10)= | | -5+(-16)+9= | | 7n^2+14n+5=0 | | r=exp(0.09)-1 | | 20-11=3(x-3) | | 50+5y-17=17y-12-3y | | 36/-4= | | y=1x+16 | | 5h^3-30h^2+40h=0 | | 5(32)= | | -3/4p=18 | | 7-(3n-1)=4-4n | | 7/12-8/3x-5/83/8 | | 60=3x-3 | | +(-2)+5-(-2)= | | 3(3n-5)=(7n+5)+1 | | 5-3(t+3)=-1+2(t-3) | | 48=16(d+5) | | 1/7w-3/2=-7/5 | | 0.22y-0.6=0.12y+0.7y | | 2p-22=18+7p | | -2x-11=6x+21 | | 9x-27=4-8x | | 20=y-10 | | 23r=-161 | | 6x-19=-61 | | 2x+2x-4+4x=76 | | -2-(-15)= | | -7t^2-3t+7=0 | | 2(ax+b)+3=x | | -5j^2+2j+5=0 | | 10-1x=20+5x |

Equations solver categories