Answer:
18
Step-by-step explanation:
50-32=18
Answer: The domain would be 1,2,3,4
Step-by-step explanation:
Step-by-step explanation:
(-)(-) = +



the answer is to your question is 48
The value of b is -21. To find the slope of the line use the slope formula:

. The slope is -4. Then you plug in one coordinate to find the value of b.