matlocklandon matlocklandon

10-01-2022
Mathematics

contestada

julio and roberto are brothers. julio who is 17 is three more than twice as old as his brother roberto how old is roberto

Respuesta :

mhanifa mhanifa

10-01-2022

Answer:

Roberto is 7

Step-by-step explanation:

Julio - x, Roberto - y

Given:

x = 17
x = 2y + 3

Substitute the value of x and solve for y:

2y + 3 = 17
2y = 14
y = 14/2
y = 7

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