Question

Help me solve the following?

Answer 1

10y+30=100
-30=-30
———————
10y=70
————-=7
10. 10

Y=7

Answer 2

[See Below]

Explanation:

✦ Solve for
`10y+30=100`.

✦ Subtract
`30` on each side:

• 
  `30-30=Cancels~Out`

• 
  `100-30=70`

✦ Divide
`10` on each side:

• 
  `10/10=Cancels~Out`

• 
  `70/10=7`

So the answer would be
`7`.

~Hope this helps Mate. If you need anything feel free to message me.