3x+12=7x-28

Simple and best practice solution for 3x+12=7x-28 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=7x-28 equation:


Simplifying
3x + 12 = 7x + -28

Reorder the terms:
12 + 3x = 7x + -28

Reorder the terms:
12 + 3x = -28 + 7x

Solving
12 + 3x = -28 + 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 = -28 + 7x + -7x

Combine like terms: 3x + -7x = -4x
12 + -4x = -28 + 7x + -7x

Combine like terms: 7x + -7x = 0
12 + -4x = -28 + 0
12 + -4x = -28

Add '-12' to each side of the equation.
12 + -12 + -4x = -28 + -12

Combine like terms: 12 + -12 = 0
0 + -4x = -28 + -12
-4x = -28 + -12

Combine like terms: -28 + -12 = -40
-4x = -40

Divide each side by '-4'.
x = 10

Simplifying
x = 10

See similar equations:

| 4(x+5)-8=19-2x-7+6x | | 110=.5(2x+2)(x) | | 0.2x-3.4=1.6 | | -1+4(x-1)=13x+4-9x | | 3x+12=8x-32 | | 10=2-4x | | 10=8+2x | | 0.2x-0.6(8-5x)=0.8(x-4) | | 9590/260=x | | 1/3=-12 | | 33+k=86 | | 2+y/3=4y/9-3 | | 2x^2-8=8x | | 4X^2-12X+12X-32=100 | | 2+4/3=4y/9-3 | | 6(a-6)+8=4(a-5) | | 6x+43=9 | | 10.8x-0.3=5.1 | | 6x-5=3x+28 | | 3r+3/6=3r-12/3 | | -5x=-64+3x | | 17x+59x= | | 15x-2y=21 | | 1/3x+8=18 | | A=2/3(B+C) | | 9/5*5/9= | | (5v-9)(1+v)=0 | | 1.4-2.3=0.9 | | 12=3(x+5)-(x-1) | | 41+4x=-11x-139 | | 0.5+0.2=2.7 | | 4x+27/5 |

Equations solver categories