Question

How to do this Patterns, Relations, and Algebra problem?

Answer 1

http://www.doe.mass.edu/mcas/pdf/2012/241469.pdf

Answer 2

a) pattern is 40+10x, so if you substitute, the answer is 120

Answer 3

b) 40+10n

Answer 4

c) substitute n, if done correctly it will give you 40+280, which is 320

Answer 5

d) 500=40+10n
500-40=40-40+10n
460=10n
460/10=10n/10
n=46,
therefore after 46 weeks there will be exactly $500 in the account

Answer 6

Hope this helps! :D

Answer 7

@jchiang thanks

Answer 8

@Catmacula Can you stop making stupid comments? If you don't have anything useful/helpful to say then don't stay.