-5x-4y=21

Simple and best practice solution for -5x-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 -5x-4y=21 equation:


Simplifying
-5x + -4y = 21

Solving
-5x + -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.
-5x + -4y + 4y = 21 + 4y

Combine like terms: -4y + 4y = 0
-5x + 0 = 21 + 4y
-5x = 21 + 4y

Divide each side by '-5'.
x = -4.2 + -0.8y

Simplifying
x = -4.2 + -0.8y

See similar equations:

| 2(2x-3)-6=8x | | 80x=45000 | | r^2=272 | | 5z-7=2x+11 | | 5x+13=0 | | 2x+2+3=14 | | .7x-3(x+4)=5x-21 | | 13x-213=5x-5 | | Y=3/4-2 | | 10h-26= | | 4p-3+2p-5p-2=-4p+5 | | f(x)=7x/x | | (2-2lnx)/x^2 | | n+6=27-9 | | 2x+54=75 | | 7m-20= | | 52+2x=x+y | | 13x+8=8x+18 | | -8y-46=-2(y-4) | | 5x-y=-26 | | 0.75c+1=0.25c-3 | | 2-4(-3)/-5 | | 7x-9=78 | | -8y-46=-2(y-2) | | n/9=3 | | (2x+19)=(3x) | | 2/5x?=55 | | 9y-10=10*5y | | 5/8(x-1/5)=5/12 | | 40+x+13+x-3=180 | | x^2-1/2ln(x)=0 | | 1+4x-6=4x+4 |

Equations solver categories