Sam951
Sam951
07-03-2016
Mathematics
contestada
what is 7x + 18y = 132
Respuesta :
Willchemistry
Willchemistry
07-03-2016
7x + 18y = 132
subtract 7x from the both sides:
7x - 18y - 7x = 132 - 7 x
18y = 132 - 7x
Divide both sides by 18 :
18y /18 = 132 - 7x / 8
y =132 - 7x / 18
hope this helps!
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