12=-9+y

Simple and best practice solution for 12=-9+y 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 12=-9+y equation:


Simplifying
12 = -9 + y

Solving
12 = -9 + y

Solving for variable 'y'.

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

Add '-1y' to each side of the equation.
12 + -1y = -9 + y + -1y

Combine like terms: y + -1y = 0
12 + -1y = -9 + 0
12 + -1y = -9

Add '-12' to each side of the equation.
12 + -12 + -1y = -9 + -12

Combine like terms: 12 + -12 = 0
0 + -1y = -9 + -12
-1y = -9 + -12

Combine like terms: -9 + -12 = -21
-1y = -21

Divide each side by '-1'.
y = 21

Simplifying
y = 21

See similar equations:

| 5x+4=5x-5 | | 4(x-5)+5=3x-6-x | | -3x=4(3x-2)1 | | 5+(-4)+(-2)= | | 22(17.8)+70=17(17.8)-95 | | 34+3v=6(v+6)+4 | | 5[x-3]=20 | | ?30n=?27n-63 | | m/18-18=25 | | 1x-25=-6-1 | | -74+9x=82+3x | | -5(6-5x)-(1-x)=4(x-3) | | n+(-8)=-17 | | d/10=34 | | 13=5+23t+16t^2 | | 5-(t-3)=-1+2(t+-3) | | -3x+1=-1 | | 80a-4-70a=7-2 | | 2x=1+9 | | 2(2x+3)+8x=6(x+-1)+3x | | 8p=36 | | 20y-50-10y+20=50 | | -1/2n=15 | | 7.8*9.8= | | -3(7x+5)=20x+4-41x+-19 | | z/-11-12=-5 | | 1/3a+2 | | 72x^3+36x^2-8=0 | | 2i-8=12 | | -2y-4y-2=40 | | 8.3*0.28= | | -63+9m=99 |

Equations solver categories