x+4y=21

Simple and best practice solution for x+4y=21 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 x+4y=21 equation: 


Simplifying
x + 4y = 21

Solving
x + 4y = 21

Solving for variable 'x'.

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

Add '-4y' to each side of the equation.
x + 4y + -4y = 21 + -4y

Combine like terms: 4y + -4y = 0
x + 0 = 21 + -4y
x = 21 + -4y

Simplifying
x = 21 + -4y

See similar equations:

| 4(x+10)+10=9x | | 5(x-3)+3x=12x | | 6(x-10)=2x | | 10(x-8)(5x+1)=0 | | (x-7)(5x+2)=0 | | (x-9)(x+3)=0 | | 4x(x+2)=0 | | 4(x+9)=16x-10x | | 7(x+4)+4x=16x | | 10(x+4)=14x | | 3(8-x)=3x | | 2(x+12)=9x | | 5(x+3)=7x | | 5(x+3)=3x | | 5(x+20)=25x | | 50x+100=25x | | 10x=12x+36 | | 20x=150-10x | | 24-3x=5x | | 7x=5x+22 | | 2(x+35)=16x | | 20x+70=18x | | 20x+50=15x | | 8x=6x+80 | | 10+4x=-26+6x | | 4x+10=6x-26 | | xa-c=b | | 5-.5(x-6)=4 | | 8m+7=5m+16+3m | | .5(6-z)=z | | 1-s=6-6s | | 24=2l+2w |

Equations solver categories