3y-1=21

Simple and best practice solution for 3y-1=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 3y-1=21 equation: 


Simplifying
3y + -1 = 21

Reorder the terms:
-1 + 3y = 21

Solving
-1 + 3y = 21

Solving for variable 'y'.

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

Add '1' to each side of the equation.
-1 + 1 + 3y = 21 + 1

Combine like terms: -1 + 1 = 0
0 + 3y = 21 + 1
3y = 21 + 1

Combine like terms: 21 + 1 = 22
3y = 22

Divide each side by '3'.
y = 7.333333333

Simplifying
y = 7.333333333

See similar equations:

| 8x+3[2x+1]=7 | | 16=3/2(5x+10) | | 6x-6=7x+9 | | 6m=5m+13 | | 7y-84=2y+61 | | x+3+2x+1=5x | | 3f=-11-8f | | 9=3/4(7x+16) | | y=1.25x+0 | | 3p-2=2p-10 | | 7x+[x+2]=22 | | 5=1/3(5x+6) | | 10*x=4 | | 8+7n=-1+8n+2n | | 4x+x=2x+9 | | 3=1/2(7x-2) | | 2x-x+2x=4+x+6 | | b*2b= | | 6j+1-6=-5j+6 | | 3x^3-3x^2-4x-4=0 | | 10=1/2(3x-6) | | 0.9w-0.5w+0.1w=2 | | 2v=-5+v | | ln(x+2)+ln(x-7)=ln(6) | | 4+2[x+1]=12 | | -3r=-7-10r | | x+5+2x=x+15 | | 2-k=-2k+10 | | x+3+2x=x+11 | | 4(x+3)+3(x+5)=41 | | 5s(9s-5)(5s-1)=0 | | -4v+10=9v-3 |

Equations solver categories