2x+21+y=90

Simple and best practice solution for 2x+21+y=90 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 2x+21+y=90 equation:


Simplifying
2x + 21 + y = 90

Reorder the terms:
21 + 2x + y = 90

Solving
21 + 2x + y = 90

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + 2x + -21 + y = 90 + -21

Reorder the terms:
21 + -21 + 2x + y = 90 + -21

Combine like terms: 21 + -21 = 0
0 + 2x + y = 90 + -21
2x + y = 90 + -21

Combine like terms: 90 + -21 = 69
2x + y = 69

Add '-1y' to each side of the equation.
2x + y + -1y = 69 + -1y

Combine like terms: y + -1y = 0
2x + 0 = 69 + -1y
2x = 69 + -1y

Divide each side by '2'.
x = 34.5 + -0.5y

Simplifying
x = 34.5 + -0.5y

See similar equations:

| -16=-3x+3 | | -3x+1=-3(3)+1 | | 6x-20+2x+36=90 | | 3y^2+5y=-2 | | 10m-3(2m-9)=9(m-1)+1 | | 8+7k=-9k+8 | | T/14+9=13 | | y=2x^2-20x+52 | | 3(x-2)+7=4(2-x) | | -3x=11 | | 12(n-3)+3(n+13)= | | 30-9x=15+6x | | m-6=2m-8-6 | | 6t+8=2t-4 | | a^2-3a-11=0 | | n(n-6)=-4 | | -27-9c=-9c-27 | | -4(3y+6)= | | 6y-3=45 | | 5(6x+6x)=-4 | | x^4-2401=0 | | 180=(x-47)+x | | -9+6x-2x=1-6x | | 10-x=24 | | 10z+8=12+10z | | 2-7x=7-7x-x | | 180=(x-47)+47 | | 4x-1=4x+1 | | -8v+5v=-12-5v | | 17/5=-7x+5+5 | | 16.95+0.05m=22.95+0.02m | | a-6=-5a-12 |

Equations solver categories