-7x-8y=-21

Simple and best practice solution for -7x-8y=-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 -7x-8y=-21 equation:


Simplifying
-7x + -8y = -21

Solving
-7x + -8y = -21

Solving for variable 'x'.

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

Add '8y' to each side of the equation.
-7x + -8y + 8y = -21 + 8y

Combine like terms: -8y + 8y = 0
-7x + 0 = -21 + 8y
-7x = -21 + 8y

Divide each side by '-7'.
x = 3 + -1.142857143y

Simplifying
x = 3 + -1.142857143y

See similar equations:

| 3x-6/4=3 | | p^4-7p^2-8=0 | | 101n+121n^2+22n-17n^2= | | 525000=2x/6 | | X^3-3x^2-17x+3=0 | | [(h^4)/2}]^-3 | | 60/2+38=48 | | 5x^3-5x^2-x+1= | | 18-2p=10 | | 4c+3p=90 | | (3x-2)(2x+1)=3x^2-11x-10 | | 36/1.5 | | 8978=e^5x | | 24/1.5 | | 9ln(x+9)-6ln(x)=0 | | 7-1/4x=9 | | 6.5-3.5=3 | | 5257=525+t | | 167/100 | | 32x-18x^2=0 | | 55b^2-195b-100= | | 2(x+15)=67 | | 3x(x-2)=11x+6 | | -3/4v=-12 | | z^2-2z= | | 4*x^3-24*x^2+36*x-12=0 | | 9m^2=-77m | | -11/2=x/2-1/4(-6x-2) | | -6x-4(2-5x)=-4+6x | | n-3m=12 | | 5c-d-c-4d= | | x(x+6)=x+24 |

Equations solver categories