Answer:
x = 25/2
y = 3/2
Step-by-step explanation:
x = 7y + 3
9y - x = 1
9y- (7y + 3) = 0
2y - 3 = 0
2y = 3
y = 3/2
9(3/2) - x = 1
27/2 - x = 1
-x = -25/2
x = 25/2
10 weeks. The total will be $550 after tax, and then you subtract what he has already. You’re left with $385 left to have enough. He’ll have a bit more after the 10th week
She is correct because the radius is half the diameter
The answer is 407 estimated.