3y-[y-1]=9

Simple and best practice solution for 3y-[y-1]=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 3y-[y-1]=9 equation:


Simplifying
3y + -1[y + -1] = 9

Reorder the terms:
3y + -1[-1 + y] = 9
3y + [-1 * -1 + y * -1] = 9
3y + [1 + -1y] = 9

Reorder the terms:
1 + 3y + -1y = 9

Combine like terms: 3y + -1y = 2y
1 + 2y = 9

Solving
1 + 2y = 9

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 + 2y = 9 + -1

Combine like terms: 1 + -1 = 0
0 + 2y = 9 + -1
2y = 9 + -1

Combine like terms: 9 + -1 = 8
2y = 8

Divide each side by '2'.
y = 4

Simplifying
y = 4

See similar equations:

| 1.3[1-2k]+3=2[k-1] | | 1-3[u+1]=-5[u-2] | | 2x-3=4[3-x] | | 3x-2=77 | | 3x-22=7 | | 31y-31=9y | | 9x+6=8p+9 | | 6(a+1)=4(a+2) | | 6(x+3)=3(x+8) | | 9p+6=8P+9 | | A=3x-15 | | 5-(x+1)-3=3x-(2x+3)-x | | x/8=9/2x | | 12p+5p=2p+65 | | a(x-y)b(y-x)= | | 7x=10x+9 | | (2x+1)(6-2x)=0 | | 9n^5/9 | | 44x+9=6-x | | 3p+2=2p+9 | | 4z/9=13 | | (X-1)/6=x/5 | | tan(x)=4 | | 7x-3(-1)=24 | | 6x-28=-4x+40 | | 6x-28=4x+40 | | 3x-11=3x-5 | | Sin-1=1.025 | | 4x=(2(x-5))/3 | | 2x*x-3x=14 | | 2x*2x-3x=14 | | 2x*2-3x=14 |

Equations solver categories