Respuesta :

Answer:

x = 6

Step-by-step explanation:

Given

7x + 2y = 48 ← substitute y = 3 into the equation

7x + 2(3) = 48, that is

7x + 6 = 48 ( subtract 6 from both sides )

7x = 42 ( divide both sides by 7 )

x = 6

Answer:

A. x = 6

Step-by-step explanation: Took test