Answer: 5
Step by step:
(3x+4)/2 = 9.5
3x+4 = 9.5*2
3x+4 = 19
3x = 19 -4
3x = 15
x = 5
Answer:
12
Step-by-step explanation:
49 - 37 = 12
or
It takes 12 jumps to get from 37 (a) to 49 (c)
9514 1404 393
Answer:
x = 0
Step-by-step explanation:
It can help to keep a graph of the cosine function in mind. It starts off at its maximum value at x = 0.
Just copy the triangle but on the opposite side I think. Take the coordinates and flip it onto the other side until its a perfect match