A = 1/2h(b1 + b2)
2A = h(b1 + b2)
2A/h = b1 + b2
b1 = 2A/h - b2
A = m^2 - 9m
B = 1 - 9m^2
2A - B
2(m^2 - 9m) - 1 - 9m^2
2m^2 - 18m - 1 - 9m^2
Combine liked terms
-7m^2 - 18m - 1
Answer:
-7m^2 - 18m - 1
(Hopefully this is what you’re asking for)
Answer:
He will have 2,603.16 in a year.
Step-by-step explanation:
There are approximately 52 weeks in a year
52^2/25 = 108.16
45(52) = 2,340
108.16 + 2,340 + 155 = 2,603.16