I think that either A or B have to be the number of days
slope=<u>y</u><u>2</u><u> </u><u>-</u><u> </u><u>y</u><u>1</u>
x2 - x1
= <u>-</u><u>1</u><u> </u><u>-</u><u> </u><u>-</u><u>3</u>
-7 - -9
= <u>-</u><u>2</u>
-2
= 1
I think the answer is D
4 will multiply inside that brackets so
4(x-4)=4x-4
Answer:distributive
Step-by-step explanation:
Every 30 mins the water level goes up by 15 inches