9y+18=3y+21

Simple and best practice solution for 9y+18=3y+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 9y+18=3y+21 equation:


Simplifying
9y + 18 = 3y + 21

Reorder the terms:
18 + 9y = 3y + 21

Reorder the terms:
18 + 9y = 21 + 3y

Solving
18 + 9y = 21 + 3y

Solving for variable 'y'.

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

Add '-3y' to each side of the equation.
18 + 9y + -3y = 21 + 3y + -3y

Combine like terms: 9y + -3y = 6y
18 + 6y = 21 + 3y + -3y

Combine like terms: 3y + -3y = 0
18 + 6y = 21 + 0
18 + 6y = 21

Add '-18' to each side of the equation.
18 + -18 + 6y = 21 + -18

Combine like terms: 18 + -18 = 0
0 + 6y = 21 + -18
6y = 21 + -18

Combine like terms: 21 + -18 = 3
6y = 3

Divide each side by '6'.
y = 0.5

Simplifying
y = 0.5

See similar equations:

| 90=4y-18 | | 5(x-3)+5=-3(x-2) | | 7(2n-2)=(3n+7)+4 | | 17=2(5+m) | | -250+60p=1100-75p | | x^2-40x-20=0 | | (2x-1)dx+(3y+6)dy=0 | | 3x-5=2y-10 | | 54y^2-y^4+3y^3=0 | | x-(0.18*x)=y | | x^2+18x+80=-6 | | A^2f^2+11af+28=0 | | r^3+24r^2+144r=0 | | -12c=-5 | | 18R-10=26 | | X^5+8=10 | | S^2-17s+70=0 | | -96=-6n | | 2c+15u= | | r^3+24r+144r=0 | | 12x^2+27x+6=0 | | 6q=-30 | | 2c=15u | | 13y-19y= | | 69=-4W+17 | | 5(-3x+6)=60 | | 2x-13+3x+4=36 | | 15x-7=12x+8 | | 16x^4+16x^3+8x^2-4x+1=0 | | 2(x+2)(4x-3)=0 | | x-(0.08*x)=y | | 3.5x+52.8=11.6-6.8x |

Equations solver categories