Respuesta :
(x+y)=7
Step-by-step explanation:
because the x plus y was squared,we find the square root of the 49 which is 7 and the answer remains (x+y)=7
(x+y)=7
Step-by-step explanation:
because the x plus y was squared,we find the square root of the 49 which is 7 and the answer remains (x+y)=7