3x+9=7-2x

Simple and best practice solution for 3x+9=7-2x 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=7-2x equation:


Simplifying
3x + 9 = 7 + -2x

Reorder the terms:
9 + 3x = 7 + -2x

Solving
9 + 3x = 7 + -2x

Solving for variable 'x'.

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

Add '2x' to each side of the equation.
9 + 3x + 2x = 7 + -2x + 2x

Combine like terms: 3x + 2x = 5x
9 + 5x = 7 + -2x + 2x

Combine like terms: -2x + 2x = 0
9 + 5x = 7 + 0
9 + 5x = 7

Add '-9' to each side of the equation.
9 + -9 + 5x = 7 + -9

Combine like terms: 9 + -9 = 0
0 + 5x = 7 + -9
5x = 7 + -9

Combine like terms: 7 + -9 = -2
5x = -2

Divide each side by '5'.
x = -0.4

Simplifying
x = -0.4

See similar equations:

| 13x^2-41x+6=0 | | (2x-1)(x+2)=o | | 14p+14=49p+7 | | 17x^2+34x+68=0 | | T=3U | | 18x-2=20x+6 | | -3x^2+22x+25=0 | | 4x-20=-2x+6 | | X(x+2)-(x-1)(x-3)= | | 1.2x-3.44=1.3 | | 3v^2-8x=0 | | 15n-12=10n-10 | | 5x+10=2x+18 | | 3v*3v-8v=0 | | -7=4m+5-m | | 5x+30+2x-10=65 | | 4x+18=6x | | 8v+64=10v+70 | | 48a+8(2a*3)= | | 48a-8(2a*3)= | | -5(1-5x)+5(-8-2)=-4-8x | | 48a*8(2a*3)= | | x^2-5x-40=0 | | 4a+6+2a=30 | | 2x(x+3)=8 | | (t-29)(t-1)=0 | | 3x^2-28x-35=0 | | 2x+5+5x=3x+30+20 | | 324=120+34x | | 8x-1=9x+4 | | 7x-(-13+4x)+12=13 | | 16+52=52 |

Equations solver categories