Question

Pilar and Ramesh left a 20% tip after having dinner. The amount of the tip was $5. Pilar’s dinner cost $15. Which equation can you use to find x, the cost of Rameshs dinner?

A)0.2(x+15)=5
B)20x+15=5
C)2x+15=5

Answer 1

A ) 0.2 ( x + 15) = 5

Explanation:

`0.2 ( x + 15 ) = 5`

`(0.2 (x + 15))/(0.2) = (5)/(0.2)`

`x +15=25`

`-15`
`-15`

`x=10`