2y-3=21

Simple and best practice solution for 2y-3=21 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 2y-3=21 equation: 


Simplifying
2y + -3 = 21

Reorder the terms:
-3 + 2y = 21

Solving
-3 + 2y = 21

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 + 2y = 21 + 3

Combine like terms: -3 + 3 = 0
0 + 2y = 21 + 3
2y = 21 + 3

Combine like terms: 21 + 3 = 24
2y = 24

Divide each side by '2'.
y = 12

Simplifying
y = 12

See similar equations:

| 28-8x=x-8 | | -16=0.2b | | 3x+y=-23 | | Bx-2=K | | -9(-2)+4f=7f-3 | | 15x-9=12x+24 | | (k-7)*-5= | | -4(x-3)= | | 3a-7a=-12-2a | | 2x+2y=6 | | 7n-26=3n+6 | | 5h+2(h+3)= | | x^4+7x^3+5x^2-16x+6=0 | | 3-13y=11-5y | | 8x+8=2x-4 | | 2(7x+3)=76 | | 3x-.6666y=19 | | 3-13y=11-5 | | 7(1x+1)=28 | | 14+5j-21-13j= | | 3(6x+4)=30 | | 3f=6f+15 | | 2(3x+3)=72 | | 5m+6m-2m=63 | | 3(5+4x)=75 | | 2n-3=6 | | 5(2+4x)=230 | | 2(7x+7)=56 | | 12-10x=128-38x | | 4d-11=2+7 | | 3(1+5x)=138 | | -x-4y=30 |

Equations solver categories