3x+9=3x-9

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


Simplifying
3x + 9 = 3x + -9

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

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

Add '-3x' to each side of the equation.
9 + 3x + -3x = -9 + 3x + -3x

Combine like terms: 3x + -3x = 0
9 + 0 = -9 + 3x + -3x
9 = -9 + 3x + -3x

Combine like terms: 3x + -3x = 0
9 = -9 + 0
9 = -9

Solving
9 = -9

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

See similar equations:

| .4(x+80)+0.8x=68 | | 13000+5x=10000 | | 5+6x-2=6x+15-2x | | h=16(8+t)(5-t) | | 27.2=-11+6y | | |4x-3|-7x=11 | | log(x+98)=2 | | x/5.12+4=6 | | 20c+d+6c+16d= | | =130+10Q+0.5Q^2 | | -2.3+v/7=-19.8 | | 3/5(4x+6)=4(1-4x)+18 | | 6w^9/5w*6/w | | -7x-15=4x+18 | | 2.1=14.9-8w | | 5(x+3)=43 | | -x^2+5=(4x-1)2 | | 5x(x+4)=5(x+5) | | 0.5(x+80)+0.3x=56 | | -8y-15-20=-2y-(y-5) | | 5(2y-3)=3(7y-6)+19(y+1)+14 | | 3x^2-3x^2y-12x+12xy=0 | | 0.20x+0.25(50)=25.5 | | -2x^2-8x-4=0 | | -x-13=-3+6x-3(1+2x) | | 6+16s-3=9s+15-5s | | 5x+19=5x-19 | | 8x-7x+15=10-5 | | -5/3(-3) | | -65.376=72(9c+1) | | 1/5(x+750)=350 | | x/6+6=-9.36 |

Equations solver categories