3(-1)-y=9

Simple and best practice solution for 3(-1)-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 3(-1)-y=9 equation: 


Simplifying
3(-1) + -1y = 9

Multiply 3 * -1
-3 + -1y = 9

Solving
-3 + -1y = 9

Solving for variable 'y'.

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

Add '3' to each side of the equation.
-3 + 3 + -1y = 9 + 3

Combine like terms: -3 + 3 = 0
0 + -1y = 9 + 3
-1y = 9 + 3

Combine like terms: 9 + 3 = 12
-1y = 12

Divide each side by '-1'.
y = -12

Simplifying
y = -12

See similar equations:

| x*(x-3)=(x-3)*3 | | (7x-5)2=55 | | 4x+3y=62.27 | | 135x^3+216=0 | | x+2+x+8+27=90 | | 25=4*5(h-7) | | 3x+2y+7+2y= | | -2x-2+5= | | 10.000+2.00=60 | | 24x+3=34x+3 | | X+40=2x+20 | | 5(x+5)+4x=70 | | x+2+x+8=27 | | 76x-22x-4=2x-3 | | 2m-9v-9= | | 12(x+3y)= | | 8+-17= | | 15x+14=22.50 | | 2d-5d=0 | | -3(4+5b)=-57 | | 13-10x=57 | | 17s-19+12s=29s-19 | | 30+5x=100 | | 7500.00+155.00=-48.3870 | | 7(2x-5)=3(x+6)+2 | | X+y+y-30=180 | | 9x^3*5x^4= | | 5(1+4r)=65 | | 49=7(k+2) | | 12=2+zover-6 | | 7p-8+2p=9p-8 | | 99=9(b+3) |

Equations solver categories