3x+7=7x-9

Simple and best practice solution for 3x+7=7x-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+7=7x-9 equation:


Simplifying
3x + 7 = 7x + -9

Reorder the terms:
7 + 3x = 7x + -9

Reorder the terms:
7 + 3x = -9 + 7x

Solving
7 + 3x = -9 + 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.
7 + 3x + -7x = -9 + 7x + -7x

Combine like terms: 3x + -7x = -4x
7 + -4x = -9 + 7x + -7x

Combine like terms: 7x + -7x = 0
7 + -4x = -9 + 0
7 + -4x = -9

Add '-7' to each side of the equation.
7 + -7 + -4x = -9 + -7

Combine like terms: 7 + -7 = 0
0 + -4x = -9 + -7
-4x = -9 + -7

Combine like terms: -9 + -7 = -16
-4x = -16

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

Simplifying
x = 4

See similar equations:

| -6x=19-(-5) | | -5(2x-3)=-8x+1 | | -3(3z-4)=5(1-2z) | | 3w-5w=-18 | | 6x-28=1x-8 | | 62-w=48 | | -3*4+x=-33 | | 3(2x+5)+2(5x+3)=53 | | (5x^2)(-2x)(6x^3)= | | 18x^2=19x+12 | | -5x-(4x+6)=21 | | 7x+21=8x-14 | | -5x-(5x+6)=21 | | 6x-28=1x+8 | | 112=16t^2 | | 112ft=16t^2 | | (m+3)4=8m | | -16x+4x^2=0 | | X^3=24x+10x^2 | | 3n-8=-5 | | 8n-7=31 | | 2x^2+2x+2=4 | | (-5y^3)(-7y^4)= | | 12x+5=7x-20 | | Z-(4z+5)=8 | | 0.45x+0.25y=2 | | 5x-45=2(7x+18) | | (5x+3)(7x-4)=0 | | 7x(x-8)=0 | | 45y^3-42y^2-24y=0 | | 2r-4r+5r=-1-8+3 | | 8x-10y=7 |

Equations solver categories