He would have 21 before he bought the 10 stamp because 31-10=21
Answer:
39 maybe i don't know
Step-by-step explanation:
Answer:
6 and 10
Step-by-step explanation:
xy=60
2(x+y)=32
x+y=16
y=16-x
Substitute y into area equation
x(16-x)=60
16x-x^2=60
x^2-16x+60=0
(x-10)(x-6)=0
x=10, 6
y=6, 10
Answer:
119 square ft is the answer now give me brainliest
Answer:
its 12
Step-by-step explanation:
because if you x it buy 6 and divide by 9 thats 12 and to make sure its right you just do the process in reverse