Just sub in (x+1) wherever x appears:
f(x) = 2x+4
f(x+1) = 2(x+1)+4 = 2x + 2 + 4 = 2x+6
Answer:4
Step-by-step explanation: 32\8 = 4
Answer:
70
Step-by-step explanation:
length*width*height
7*2*5=70
Answer:
4 ft
Step-by-step explanation:

A=10 h=5

20=5b (multiply both sides by 2)
4=b (divide by 5)