Answer:
Two solutions (-4,-7) and (4,7)
Step-by-step explanation:
x = y + 3
x*y = 28
(y+3)*y=28
y^2+3y-28=0
(y+7)(y-4)=0
y=-7, y=4
x=-4, x=7
Answer:
Step-by-step explanation:
Yes it is
Answer:
x + 7у = 23 3х + 14у = 48
Step-by-step explanation:
x + 7у = 23 3х + 14у = 48
Answer:
I think E.
Step-by-step explanation:
Answer:
The answer is: y−9=2(x−5)
I took the quiz and the other answer here wasn't an answer choice but it said that this one was.
