3x+4=9+x

Simple and best practice solution for 3x+4=9+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+4=9+x equation:


Simplifying
3x + 4 = 9 + x

Reorder the terms:
4 + 3x = 9 + x

Solving
4 + 3x = 9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
4 + 3x + -1x = 9 + x + -1x

Combine like terms: 3x + -1x = 2x
4 + 2x = 9 + x + -1x

Combine like terms: x + -1x = 0
4 + 2x = 9 + 0
4 + 2x = 9

Add '-4' to each side of the equation.
4 + -4 + 2x = 9 + -4

Combine like terms: 4 + -4 = 0
0 + 2x = 9 + -4
2x = 9 + -4

Combine like terms: 9 + -4 = 5
2x = 5

Divide each side by '2'.
x = 2.5

Simplifying
x = 2.5

See similar equations:

| 2x+9=3x-20 | | 11x+16=3x+13 | | 3(x+12)=9x-14 | | 4(3x-1)=8(x+9) | | 2(x+20)=7x+150 | | -0.333b=9 | | x=5andx-5 | | 5x=-15+5y | | 5(1-7r)=25 | | 23=2+7(z+6) | | x=70-2.5y | | X+2+x+x+x=6-x | | 2+2=goldfish | | an=5+0.2(n-1) | | 4x-6x-3=x+6 | | 777+777+999-999+797-979+979+797-797-797-777-777=0 | | 7x-2=-8+8x | | 777+777+999-999+797-979+979+797-797-797=0 | | -5-k=k-1 | | 19x+777=777-19x | | 2x-5y=140 | | 5k-7k=-8-3k | | -11+3x=8x+4+5 | | 3x+7=62 | | 7-7n=-5n-5 | | 13+5(-3)=4+y | | 1+4b+4b=-3+7b | | -23=-5(9x+2) | | 12+3x+3+6=5+x | | 5x+13=4+y | | 6+2r=-6-r | | x^2+18x+84=0 |

Equations solver categories