Answer:
Sarah is 60 years old
Step-by-step explanation:
64 divided by 4 is 16. Add 16 to 44 to get Sarah's age, 60
1. 103-22 = 81
2 10.2-3y+2x is already in simplest form
I think you set up the equation like this
$2.50x+5
I hope I helped sorry if I didn't.
Hello,
g(x)=x²+3
f(x)=2/x
so f(g(x))=f(x²+3)=2/(x²+3)
Explainations:
f(y)=2/y
f(4y)=2/(4y)
f(x²)=2/x²
f(x²+3)=2/(x²+3)
Subtract 8/10 from 4/10 but just the numerator (the top number) and you will get 4/10