3x+12=7(12+x)

Simple and best practice solution for 3x+12=7(12+x) 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+12=7(12+x) equation:


Simplifying
3x + 12 = 7(12 + x)

Reorder the terms:
12 + 3x = 7(12 + x)
12 + 3x = (12 * 7 + x * 7)
12 + 3x = (84 + 7x)

Solving
12 + 3x = 84 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
12 + 3x + -7x = 84 + 7x + -7x

Combine like terms: 3x + -7x = -4x
12 + -4x = 84 + 7x + -7x

Combine like terms: 7x + -7x = 0
12 + -4x = 84 + 0
12 + -4x = 84

Add '-12' to each side of the equation.
12 + -12 + -4x = 84 + -12

Combine like terms: 12 + -12 = 0
0 + -4x = 84 + -12
-4x = 84 + -12

Combine like terms: 84 + -12 = 72
-4x = 72

Divide each side by '-4'.
x = -18

Simplifying
x = -18

See similar equations:

| 5-4y+y-1=(-23) | | 9x-7y=11 | | 2n-7=5n-10 | | 20-15d=35 | | 16+2=6x | | 40+4y-16=13y-12-3y | | 4x-9(x+1)=20-5x | | 1(10-x)+7x=10(34) | | 10-5h+2=32 | | X-15=32 | | 40-m=4-5(4m+8) | | -4+4(4m+8)=4m+16 | | x+20+2x=-10-2x-15 | | 5b+6+6b+2=19 | | 27=x-1 | | -6(p-3)=30+6p | | 4x+0=16(3) | | -3(x+6)+5=-4 | | 5x+10=13(25) | | 2x+13=-19 | | 4x+4(25+x)=260 | | 3x=120 | | -45=-9x | | -35-7x=7(x+7) | | 3(4P+1)-2=49 | | 357(x-2)=255x | | 3-4d=13 | | -12+4n=-3(2-2n) | | 12-3x=-6 | | -(3n+4)=-2n-2 | | -14x-20=-12x+70 | | 8+-38=-30 |

Equations solver categories