Answer:
-1
Step-by-step explanation:
put numbers in order
-5 , -4.5 , -2 , -1.5 , -0.5 , 2 , 2.5 , 3
add two middle numbers up
- 1.5 + - 0.5 = -2
-2/2 = -1
Anytime x = 0 in a point the y intercept is immediately defined.
y = mx + b The y intercept is b
y = 0 + b
0 = 0 + b
b = 0
What you know so for is
y = mx + b
y = mx since b = 0
7 = m*1
m = 7
The answer is y = 7x <<<<<<Answer.