13)
simplify.
(m + 11) + (n + 44)
a) m + n + 84
b) m + n + 55
c) mn + 55
d) mn + 484

the answer is C

Step-by-step explanation:

M+N=MN 11+44=55

answer: since the question is talking about growth you have to use the growth formula which is inital amount (1 + growth)^time

step-by-step explanation:

the intial amount is 1200, the growth is 4.8, and the time is 7. plug those numbers into the equation, also i think you have to change 4.8 into a percent. but, i have forgotton how to do that. if this is a online class go on to the lesson.