90=100-x

Simple and best practice solution for 90=100-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 90=100-x equation:


Simplifying
90 = 100 + -1x

Solving
90 = 100 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
90 + x = 100 + -1x + x

Combine like terms: -1x + x = 0
90 + x = 100 + 0
90 + x = 100

Add '-90' to each side of the equation.
90 + -90 + x = 100 + -90

Combine like terms: 90 + -90 = 0
0 + x = 100 + -90
x = 100 + -90

Combine like terms: 100 + -90 = 10
x = 10

Simplifying
x = 10

See similar equations:

| 2x+5=-5x+21 | | 4(x+3)=-2x | | 70=75-x | | 15/9=f/24 | | -4.5q+1.1=-11.3-1.4 | | 10w-11=79 | | 60=60-x | | 3/x=21/14 | | -6=36x | | 8x+9=6x+35 | | 60=80-x | | 60=85-x | | 5n-5=3 | | 9x-(3x-15)=51 | | 40=95-x | | (3x^2/4y)^-3 | | 50=95-x | | 60=95-x | | 2/8=-13/x | | 90=95-x | | 0.3+0.5(10)=0.1(x+40) | | 3x-12+14+2x+5=180 | | a=2+-1b | | 0.5x+0.1(30)=0.3(x+30) | | 90=105-x | | 85=95-x | | 70=85-x | | 50=65-x | | -7y-14=32 | | 4+30x=20x+12 | | 5m+7=13 | | 2(y-11)=y-2 |

Equations solver categories