Answer:
10x-20
Step-by-step explanation:
(5×2x)-(5×4)
10x-20
Answer:
it's 96ft squared hope it helps
Answer: 
Step-by-step explanation:
x^2+y^2=r^2 --> subtract x^2 to other side
y^2=r^2-x^2 --> square root both sides
y=sqrt(r^2-x^2)
Answer:
See the attached
Step-by-step explanation:
An exponential function has the variable in the exponent.