7x+9=4x-9

Simple and best practice solution for 7x+9=4x-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 7x+9=4x-9 equation:


Simplifying
7x + 9 = 4x + -9

Reorder the terms:
9 + 7x = 4x + -9

Reorder the terms:
9 + 7x = -9 + 4x

Solving
9 + 7x = -9 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
9 + 7x + -4x = -9 + 4x + -4x

Combine like terms: 7x + -4x = 3x
9 + 3x = -9 + 4x + -4x

Combine like terms: 4x + -4x = 0
9 + 3x = -9 + 0
9 + 3x = -9

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

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

Combine like terms: -9 + -9 = -18
3x = -18

Divide each side by '3'.
x = -6

Simplifying
x = -6

See similar equations:

| 5=6w | | 56+3j=-23 | | 5y=-3(x+2) | | 1+y+(-1)-(-1)-(-1)=3+y-1-(-y) | | m(x+2n)=p | | 8(x-5)=14x-2 | | 9(79+69)=9(79+69) | | -12.6=-16.38 | | 8x^2-24*x=0 | | 8u=7+8u | | x(m+2n)=p | | -6k-8=-5k-6 | | 0-0=0-0 | | 4a-12-3a+12= | | 18d=-35 | | 6s=6s+3 | | g-2.1=-6.8 | | -6-9w=-9w-6 | | -6(7+9)9= | | 5pm-14=8p+4 | | -5y=1 | | 10x+5y=400 | | 20x=3+5 | | 1+(-3)-(-2x)=-x+(-3)-2-x | | tan^2x+2tanx=-1 | | 25x-21=11x+21 | | y+7x=45 | | 5(a^2+b)+4(a+b)= | | -8q=-6-8q | | 2x^2+21x-198=0 | | 6z-4=6z | | -66-3n=899 |

Equations solver categories