3=x+x+x-9

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


Simplifying
3 = x + x + x + -9

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

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

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

Solving
3 = -9 + 3x

Solving for variable 'x'.

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

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

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

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

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

Combine like terms: -9 + -3 = -12
-3x = -12

Divide each side by '-3'.
x = 4

Simplifying
x = 4

See similar equations:

| F(x)=-16x^2+10 | | 3(9)+-9y=2 | | (x3/2)4 | | 3(-8)+-9y=2 | | 3(8)+-9y=2 | | 13ln*x=7 | | 3(-7)+-9y=2 | | 3(7)+-9y=2 | | (0.5x+35)=57 | | (6/17y^2)-(5/6y) | | 3(-6)+-9y=2 | | 3(6)+-9y=2 | | 3(-5)+-9y=2 | | 3(5)+-9y=2 | | 4=3d-2 | | 3(-4)+-9y=2 | | 12(x+8)=364 | | 6(7x+8)=42x-10 | | 3(4)+-9y=2 | | 3(-3)+-9y=2 | | 3(3)+-9y=2 | | 6log(6x-2)=0 | | y^2-r=p | | (2[a]^-7[b]^5/13[a]^4[b]^-7)^0= | | W+15w+2+9= | | 3+7lnX=1 | | 3x-10=2x-1 | | 4(-3)+6y=12 | | X-3.8=8.93 | | 4(3)+6y=12 | | 16x+8y=8 | | 4(-2)+6y=12 |

Equations solver categories