7x+9y=-13

Simple and best practice solution for 7x+9y=-13 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+9y=-13 equation: 


Simplifying
7x + 9y = -13

Solving
7x + 9y = -13

Solving for variable 'x'.

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

Add '-9y' to each side of the equation.
7x + 9y + -9y = -13 + -9y

Combine like terms: 9y + -9y = 0
7x + 0 = -13 + -9y
7x = -13 + -9y

Divide each side by '7'.
x = -1.857142857 + -1.285714286y

Simplifying
x = -1.857142857 + -1.285714286y

See similar equations:

| 28k+37(6+k)=40 | | 3x+31+5x-10= | | (11x+8)+(12x-4)=180 | | 3*5x-2=54 | | 5y(2(3)-1)=y(3+2) | | 6=9b | | H(x)=(5x+8)(2x+4x) | | x-4x+5x=10-2 | | 10x-4x=9 | | 9=10x-4x | | 5s-21=-21+3s | | 5n-28=-48+9n | | 5n-28=-48+9n | | (3x+4)+(2x+11)=180 | | (Cosx)(cosx+1)=0 | | X=16-2y | | 30=1.13x-x | | 0=5x^2-20x+20 | | 5x-(3x-3)=41 | | 4x^3+6x^2-3=0 | | m^4+8m^3+8m^2-32m-48=0 | | 8a-15=-13 | | -8v+8(4-7v)=5v-37 | | -2(1-7n)=2n+10 | | 3=k+(-11) | | 7(-8m+3)=-203 | | -4wx^2(9w^5+6w^4x^3-3x^3)= | | 4x-9y=65 | | 4/5x+2/5x= | | 2x+4+3x-5= | | 5t^2-30t-35=0 | | a+(a+1)*(a+1)=505 |

Equations solver categories