3y+12=9x+21

Simple and best practice solution for 3y+12=9x+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+12=9x+21 equation:


Simplifying
3y + 12 = 9x + 21

Reorder the terms:
12 + 3y = 9x + 21

Reorder the terms:
12 + 3y = 21 + 9x

Solving
12 + 3y = 21 + 9x

Solving for variable 'y'.

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

Add '-12' to each side of the equation.
12 + -12 + 3y = 21 + -12 + 9x

Combine like terms: 12 + -12 = 0
0 + 3y = 21 + -12 + 9x
3y = 21 + -12 + 9x

Combine like terms: 21 + -12 = 9
3y = 9 + 9x

Divide each side by '3'.
y = 3 + 3x

Simplifying
y = 3 + 3x

See similar equations:

| 5x+6=10x+11 | | n+5+4=-5 | | 2+x+x+7+x= | | 2(2x+3)=4x+12 | | 2x=15-15-3x | | x-2=8+x | | 4x*8y=0 | | 4x^4-17x^2=-4 | | 44=-2x-11 | | -6t=420 | | -887=t+-201 | | m-61=572 | | 4.6x-10.9=16.7 | | 3c+17=38 | | 5X=3+18 | | p-19=49 | | -x+7=-4x+7 | | v+-76=-74 | | r+28=-29 | | -8f=96 | | 10=9.1+0.2 | | 4x^2-76x+26=0 | | c+87=9 | | s+-99=-54 | | k-24=-50 | | X-(3a+4z)= | | 24=3x+10 | | 8x-7+2x+2=5 | | 125-100+43200=45450-200 | | 3x+22=-4(x+5) | | 2x^2-6=38 | | 2(x-4)=6x-16 |

Equations solver categories