Respuesta :
let y be amount of calories
let x be amount of snacks
the equation is y=21x
you know there's 42 calories so substitute that in: 42=21x
divide each side by 21: 2=x
The answer is: Chad needs to eat 2 snacks to consume 42 calories
let x be amount of snacks
the equation is y=21x
you know there's 42 calories so substitute that in: 42=21x
divide each side by 21: 2=x
The answer is: Chad needs to eat 2 snacks to consume 42 calories