Question

Solve the proportion what y = ?

Answer 1

y = 12

Explanation:

proportions can be solved by cross-multiplying

to work with smaller numbers, you can simplify
`(14)/(10)` to be
`(7)/(5)`

`(7)/(5)` =
`(y+9)/(15)`

7(15) = 5(y + 9)

105 = 5y + 45

60 = 5y

y = 12