7-y=9

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


Simplifying
7 + -1y = 9

Solving
7 + -1y = 9

Solving for variable 'y'.

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

Add '-7' to each side of the equation.
7 + -7 + -1y = 9 + -7

Combine like terms: 7 + -7 = 0
0 + -1y = 9 + -7
-1y = 9 + -7

Combine like terms: 9 + -7 = 2
-1y = 2

Divide each side by '-1'.
y = -2

Simplifying
y = -2

See similar equations:

| 8x^2+24=0 | | 6x^2+78x-144=0 | | Z^2+8Z+15= | | 8(t-6)+4t=6(2t+2)-11 | | 6x^2+78x-24=0 | | 2x^2+8x=1 | | Y^2+10Y-24= | | -8.6x=25.8 | | Y^2-8Y-33= | | .42x=10 | | -3(2b+4)+(7b-3)=0 | | n*0.04x-78.40= | | 4a+2a=24 | | 5+9lnx=41 | | x-7.4=-6.7 | | X^2+2-20= | | 0.0003q^2-0.14q+36=0 | | s+33=20 | | (3s^2+4s-3)(s^2+2s+4)= | | 5+9ln(x)=41 | | Z^2-13Z+12= | | m-29=-21 | | 8*0+7*4-8=20 | | -4+[8+(-5)+(-1)]= | | 2.4q-4.6-1.5q=-0.1q-2.9 | | (p+13)+(2p-21)+p=652 | | -9.5x=66.5 | | 2(3x-4)=8x+2 | | -5(4b+4)+(21b-4)=0 | | 0.0003q^2-0.12q+36=0 | | 1.5q-3.8-5.1q=-4.6q-5.8 | | 9=44-2x |

Equations solver categories