6Y-15Y-21=-3

Simple and best practice solution for 6Y-15Y-21=-3 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 6Y-15Y-21=-3 equation: 


Simplifying
6Y + -15Y + -21 = -3

Reorder the terms:
-21 + 6Y + -15Y = -3

Combine like terms: 6Y + -15Y = -9Y
-21 + -9Y = -3

Solving
-21 + -9Y = -3

Solving for variable 'Y'.

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

Add '21' to each side of the equation.
-21 + 21 + -9Y = -3 + 21

Combine like terms: -21 + 21 = 0
0 + -9Y = -3 + 21
-9Y = -3 + 21

Combine like terms: -3 + 21 = 18
-9Y = 18

Divide each side by '-9'.
Y = -2

Simplifying
Y = -2

See similar equations:

| 4c+7=-2c-11 | | 2L-7=-17+4L | | x/3-12=-8 | | 14=4-2x | | 9p=13.5 | | 3m+5M-5=27 | | -0.2x^3+1.4x^2=-2x | | U=5(7n+30)+7(n+1) | | 109-2x=34x+17 | | 0.5x^2-1.2x-7=0 | | 2.5x-1.5=13.5 | | 9(x-1)=-4x^2 | | -6z=-1-7z | | 14d-10=18 | | 2t+8=6t+2 | | -(6xy-11)+3(6xy+7)= | | 72+24k=96 | | 10m+9n-1-6m+7n= | | -10+8h=9h | | -7/5*15/28 | | 10x-50=5x | | 7(a+8)=84 | | 5a+4c= | | 21-6j=15 | | 14+5k=72 | | -5g=-10g-10 | | -4A+1=2-5A | | -7/5x15/28 | | -6+v=-8 | | -10+4s=3s | | 2x^2+2x=4x-1 | | 6i+4=16 |

Equations solver categories