Answer:
your answer would be 2
Step-by-step explanation:
Convert 1 3/12 into an improper fraction which is 5/4
Then add it with 9/12
5
/4 + 9
/12
(5 × 12) + (9 × 4)
---------------------------
4 × 12
= 96/48
= 96 ÷ 48
-------------------
48 ÷ 48
= 2
2 is your answer hope this helps :)
Problem 4:
4a = -15
4b = -75
4c = 125
Problem 5:
5a = -5
5b = 95
5c = -19 
Step-by-step explanation:
<em> See attached for my work. </em>
For problem 4, we substitute the different values given for x and solve.
For problem 5, we set the function equal to the given values and solve.