Given
She paid $3 to rent shoes and $ 4.75 for each game of bowling.
she spend a total of $42
How many games did shakira bowl.
To proof
let the number of games shakira did bowl = x
paid $3 to rent shoes and $ 4.75 for each game of bowling
she spend a total = $42
Than the equation is become in the form

4.75x = 42 - 3

4.75 x = 39

x = 8.21(approx)
therefore 8 games did shakira bowl.
Hence proved