They are 1st one is vertical angles, second one is complementary
it is the same denominator therefore only the numerators are added and the sign is maintained. The answer is -12/9 but it can be reduced to -4/3.
Answer:
the answer is a. straight commission of 7.5% on all sales.
hope this helps <3
A number, a variable, or group of number and variables that are added, subtracted, multiplied, or divided