The equation is y=15x+35, x being each extra gigabyte used. An additional charge of $15 for each gigabyte used indicated the slope. The slope is 15/1.
Answer:
B is rate of boat=10 mph
W is rate of river/water=3 mph
(B-W)Tu=D <--equation for traveling upstream
(10-3)Tu=32
7Tu=32
Tu=32/7 hrs or 4.6 hrs
Additional notes:
If you were traveling downstream, your equation would look like this: (B+W)Td=D
Step-by-step explanation:
Hopes it helps
Answer:
The first option i think
Step-by-step explanation:
The answer is r greater than or equal to -3