81-4x=7-9x

Simple and best practice solution for 81-4x=7-9x 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 81-4x=7-9x equation:


Simplifying
81 + -4x = 7 + -9x

Solving
81 + -4x = 7 + -9x

Solving for variable 'x'.

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

Add '9x' to each side of the equation.
81 + -4x + 9x = 7 + -9x + 9x

Combine like terms: -4x + 9x = 5x
81 + 5x = 7 + -9x + 9x

Combine like terms: -9x + 9x = 0
81 + 5x = 7 + 0
81 + 5x = 7

Add '-81' to each side of the equation.
81 + -81 + 5x = 7 + -81

Combine like terms: 81 + -81 = 0
0 + 5x = 7 + -81
5x = 7 + -81

Combine like terms: 7 + -81 = -74
5x = -74

Divide each side by '5'.
x = -14.8

Simplifying
x = -14.8

See similar equations:

| v+4/v-4=5-v/v-2 | | -(8-2y)=16 | | -3/11=5-h/h+14 | | 10(7+5)=120 | | -3=9w-4 | | 6=3squared | | (x-6)(70x^2+101x+24)=0 | | w=0.98w+0.02w | | n+6xn+6-7=99 | | -30=(10-5y)*2 | | 6x+8=6-13 | | -15=5(5+x) | | 7(-x-4)=-14 | | 3t=8t+15 | | z^3=-i | | 64=x-4-x-4-x-4-x-4 | | -1(9x-3)=30 | | x=(x+30)+(5x-25) | | x=(x+30)(5x-25) | | -w^2-5w+84=0 | | 5x^2+12x+7= | | -3y=-6*1+9 | | -w^2-5w=84+0 | | 11x^2-30x-104=0 | | 3-(7a-8b/3a)+(7a-8b/6a) | | x^2+82x+81= | | -3(2x-4)+4x-2=18 | | 5x=-60-x | | x=(1/7)y-9 | | 120x^4+114x^3-330x^2=0 | | -3x-5=12+25 | | 0.20m=1+0.25m |

Equations solver categories