Step-by-step explanation:

Answer:
Step-by-step explanation:
f(x)=4+20+4
=28
Answer: If Tara puts 4 pennies in for every one Sam does then after he puts in 10 she would of put 40.
She put in 40 pennies. Hope this helps ;)
Answer:
slope = 2
y intercept = ( 0 , -1 )
equation:
y = 2x - 1
Step-by-step explanation:
9+2w
hopefully this helps!!