21=5x+y

Simple and best practice solution for 21=5x+y 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 21=5x+y equation:


Simplifying
21 = 5x + y

Solving
21 = 5x + y

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
21 + -5x = 5x + -5x + y

Combine like terms: 5x + -5x = 0
21 + -5x = 0 + y
21 + -5x = y

Add '-21' to each side of the equation.
21 + -21 + -5x = -21 + y

Combine like terms: 21 + -21 = 0
0 + -5x = -21 + y
-5x = -21 + y

Divide each side by '-5'.
x = 4.2 + -0.2y

Simplifying
x = 4.2 + -0.2y

See similar equations:

| 100t+36=100 | | x+2+2x+4*2=42 | | 4(3w+3)=6(w+5) | | 6+3=8+x-3 | | 6a+2b=-12 | | 2a-b=-3 | | y=2x-4y+4x-6y+3(2x+2y) | | 8x-7/12x | | 28/16/1/2 | | 2(-4+b)-b=3 | | x+y-8=18 | | -6/7•5/-3•(-4) | | 6x+4=20+2x | | -a+b=4 | | -1.5+0.5b+b=4 | | 5x^2-20x= | | 800=65+3x | | -31/85x/4=4/9/2 | | .6x-.1(20-2x)=-.2(x-5) | | 4cosx=-2 | | -4b+2-3(2b+4)=b+3 | | x-(0.15x)=19.4 | | 14y-3=81 | | 32^3/5x | | x-(0.15x)=9.4 | | .1d+.25q=5 | | (-1)=15-x | | X/10-6=12 | | 11z+5+4z-5=180 | | 61x^2-300x=0 | | 8/25-3/12 | | 2(3c-5)-(5c+4)=4 |

Equations solver categories