Answer:
27
Step-by-step explanation:
Answer:
She needs $55 more dollars
Step-by-step explanation:
Answer:
2a plus 3/4b
Step-by-step explanation:
First distribute the fractions.
Second communitate variable a.
Third communitate variable b.
Finally simplify.
Answer:
f(x) = ( 1/3) ^ (x)
Step-by-step explanation:
The function is
f(x) = (1/3) ^ (x)
When x = 1 f(x) = 1/3
when x=2 f(x) = 1/9
When x = -1 f(x) = ( 1/3) ^ -1 = 3/1 =3