Slope: -3
y-intercept: (0,7)
Change 4% into a decimal (.04)
14.30 x .04 = .57
Add the tax to product
14.30 + .57 = 14.87
Answer:
D
Step-by-step explanation:
cosΘ =
= 
This is the answer for the calculation
The answer would be 137 degrees because of supplementary angles of x and 43 degrees. Then the angle opposite of x (z) is the same as x.