7y-21=7+2y

Simple and best practice solution for 7y-21=7+2y 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 7y-21=7+2y equation: 



7y-21=7+2y

We move all terms to the left:

7y-21-(7+2y)=0

We add all the numbers together, and all the variables

7y-(2y+7)-21=0

We get rid of parentheses

7y-2y-7-21=0

We add all the numbers together, and all the variables

5y-28=0

We move all terms containing y to the left, all other terms to the right

5y=28

y=28/5

y=5+3/5

See similar equations:

| 3y=6-3 | | 2x+3=(x)(x)-2x+3 | | 5-q=3q+6 | | 2-2x/3=2x/5 | | 2x2-12x+18=0 | | x^2-20x-4500=0 | | 7f+10f+3=0 | | -8(2v+6)=-24-8v | | w/3+6=10 | | 18x^2+11x-16=0 | | 100y=4 | | 2f+1=3f-15 | | -2(4+k)=-14 | | 65=4q+9 | | 8x-3(2x-1)=7 | | 3x+2-5=-12 | | 2f-5=7 | | 4-7^(2x)=1 | | x^2-64,600=0 | | (5x-3)(-2x+3)=0 | | 70=7(m+2.3) | | 15x+4=40-3x | | 2r-2=r-4 | | X=15ส่วนx+12 | | -10x+32=14 | | 3x-2+5=0 | | X×2x=512 | | 4s+5=2s-10 | | 2+4t=20-2t | | -2(5+x)=21 | | 3(y+15)=47+y | | 5x=15/9 |

Equations solver categories