Answer:
the slope -3, slope meaning rate of change and y intercept is 1.
hope that answers your question
(used desmos to graph, good stuff!!!)
Answer:
6
Step-by-step explanation:
P (5-3) =2
E X
M 2 x 4 =8
D X
A X
S 8 - 2 =6
Answer:
a)15:6 b)2:3
Step-by-step explanation:
No. of used books=15-9=6
a) 15:6
b)
6:9
2:3
<h3>
Answer: y = 7</h3>
Work Shown:

Explanation:
I replaced every x with -1. Then used the order of operations (PEMDAS) to simplify. Keep in mind that
and not 

Plug in -1 for x
and you'll get this:

Solve it further and you'll get:

Therefore,

where x = -1