-3x + 8 + 15 if x = -2

Tina practice piano for 15 hours last month and 45 hours this month use multiplication to write a statement comparing me i was tina practice during the two months use addition to write a statement comparing the hours tina practice during the two months

Which is the graph of f(x) = (4)x? image for option 1 image for option 2 image for option 3 image for option 4

98 point question what is the record for most points in one