3x-9=(x-4)

Simple and best practice solution for 3x-9=(x-4) 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=(x-4) equation:


Simplifying
3x + -9 = (x + -4)

Reorder the terms:
-9 + 3x = (x + -4)

Reorder the terms:
-9 + 3x = (-4 + x)

Remove parenthesis around (-4 + x)
-9 + 3x = -4 + x

Solving
-9 + 3x = -4 + 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.
-9 + 3x + -1x = -4 + x + -1x

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

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

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

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

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

Divide each side by '2'.
x = 2.5

Simplifying
x = 2.5

See similar equations:

| 0.05x+0.04(x-2100)=168 | | -2(0.5x+1.5)=-1 | | 2(13a+10b)=16 | | 0.05x+0.04(x-1900)=176 | | 0=6x-3x | | .5x+x+(x+30)=180 | | x^2-6x-2=9 | | x-.08x=117760 | | 6r-(1+6r)=11-6r | | 3s+5=s-2 | | xdy=(x*sin*x-y)dx | | 0.06t+0.10(t+500)=178 | | 0.08a+0.11(a+4000)=1770 | | 3-2(0.5x+1.5)=-2 | | 6y-2x=3 | | z^2+2z+(1+i)=0 | | 4p+p=5 | | (x-45)=-3 | | 5(x+5)=8x | | (x-3)=45 | | (5-3x)=8 | | (-x+9)=0 | | .04(y-2)+.16y=.14y-.5 | | 5(2x+3)=9(x+1) | | (-x-3)=-5 | | 4(x-5)=5(3x+17) | | (x+4y)dy+2ydx=0 | | 7(x+4)=3(x+4) | | (x-500)=-8 | | (x-500)=8 | | 15x+(-4)= | | 0.1x+0.2(20-x)=2.8 |

Equations solver categories