Answer:

Step-by-step explanation:
Have a nice day
Answer:
4
Step-by-step explanation:
the absolute value of -7 is seven and the absolute value of 3 is 3.
7-3=4
8+-10=-2 you multiply and combine the variables and numbers.
Answer:
43
Step-by-step explanation:
90-47=43
A I think I don’t know cause the formula is y=Mx+b is a slope formula so he have to be right