3x+9=4-x

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



3x+9=4-x

We move all terms to the left:

3x+9-(4-x)=0

We add all the numbers together, and all the variables

3x-(-1x+4)+9=0

We get rid of parentheses

3x+1x-4+9=0

We add all the numbers together, and all the variables

4x+5=0

We move all terms containing x to the left, all other terms to the right

4x=-5

x=-5/4

x=-1+1/4

See similar equations:

| 23(-2)+9y=6 | | -12x^2+(x^+4)^2=16 | | 3x-(5x-12)=8x-(4×-9) | | 0=6-10x | | 21x+16=67 | | (x^2+4)^+32=12x^2+48 | | .01=(t/873.36)-2.15 | | R=(t/873.36)-2.15 | | 30=−5+r | | 700+80=n | | 3x2+4x+8=0. | | 3y(y-3)=y-9 | | 30=−5x | | 8.2x=131.2 | | -(5y+6)-(-4y-7)=-6 | | 69+31+x=180 | | 4x+30=3x+13 | | 8+(-4x)=12 | | 3x^2+5x+6=0. | | (4x-30)+(3x+13)=180 | | 4(0)+9y=18 | | x+10=-3x+46 | | 5x+10x=1.5(10x) | | (3x+4)+107=180 | | (3z-1)(z+7)=0 | | 7(x+3)/6=35 | | x+6=2+14 | | 90=(2x+3)+x | | −3/1​ =4/j​ −10/3 | | 3/8+p/8=3/8 | | 7(y-2)-7=0 | | 3x^2=448 |

Equations solver categories