From the slope form of a line;

y-b=bx-ab
y=bx-ab+b
y=bx-b(a-1)
Answer:
18.5
Step-by-step explanation:
First we plug in the number
-1 1/2 is the same as -1.5
Plugging this in we will have:
15(-1.5) + 4 =
-22.5 + 4 =
-18.5
Well Im just guessing but 1 1/2 foot
Answer:
f(5)=22
Step-by-step explanation:
since x=5 substitute 5 with x
f(5)=5(5)-3
multiply
f(5)=25-3
subtract
f(5)=22 :)
Answer: $45
Explanation: $7 multiplied by 6 people = 42. Then you add the addition of the $3 launch fee to make the raft go