y+(y+3)+(y+5)+(y+8)=21

Simple and best practice solution for y+(y+3)+(y+5)+(y+8)=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 y+(y+3)+(y+5)+(y+8)=21 equation:


Simplifying
y + (y + 3) + (y + 5) + (y + 8) = 21

Reorder the terms:
y + (3 + y) + (y + 5) + (y + 8) = 21

Remove parenthesis around (3 + y)
y + 3 + y + (y + 5) + (y + 8) = 21

Reorder the terms:
y + 3 + y + (5 + y) + (y + 8) = 21

Remove parenthesis around (5 + y)
y + 3 + y + 5 + y + (y + 8) = 21

Reorder the terms:
y + 3 + y + 5 + y + (8 + y) = 21

Remove parenthesis around (8 + y)
y + 3 + y + 5 + y + 8 + y = 21

Reorder the terms:
3 + 5 + 8 + y + y + y + y = 21

Combine like terms: 3 + 5 = 8
8 + 8 + y + y + y + y = 21

Combine like terms: 8 + 8 = 16
16 + y + y + y + y = 21

Combine like terms: y + y = 2y
16 + 2y + y + y = 21

Combine like terms: 2y + y = 3y
16 + 3y + y = 21

Combine like terms: 3y + y = 4y
16 + 4y = 21

Solving
16 + 4y = 21

Solving for variable 'y'.

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

Add '-16' to each side of the equation.
16 + -16 + 4y = 21 + -16

Combine like terms: 16 + -16 = 0
0 + 4y = 21 + -16
4y = 21 + -16

Combine like terms: 21 + -16 = 5
4y = 5

Divide each side by '4'.
y = 1.25

Simplifying
y = 1.25

See similar equations:

| log^6(x+8)+log^6(7)=1 | | 5x-2=70-7x | | (6b-3)(2-b)=0 | | 2(h+1)=5h-7 | | 2.8x-2.15=1.3x-1.05 | | 28=5x+7x-8 | | 3.2-9=n-36 | | -8-3x+7x=-44 | | 6d+8=14+3d | | 2x+6+2x+4=24 | | 200+15x=53+22x | | 3t+4=12+3t | | a-10=-13 | | 8x-8y=80 | | 5(b-12)-24=3(b+2) | | -28=7x-3x+8 | | 9x^2+6x=13 | | 2(4x+2)=4x-12(x-1) | | 0.1x-2.3=2.1x+5.1 | | (m^2-8+16)/(5m^2+m) | | t+21=6 | | 7a^2-2a^2= | | ax+c=bx | | 3b+b-6=-8 | | x=-15/3 | | 3/5x-7/8=-3/4 | | 10(2y+2)-y=2(8y-8) | | 9x-18-4x-12=6x+30+3x-21 | | 6b-7/10=10b-19/4 | | x=(-2)(3) | | 2(2t+4)=3/4(24-8t) | | 4(2b-b)= |

Equations solver categories