Brittany received 8 silver dollars on her eighth birthday. After her next birthday she had 15 and after the next she had 22. After her eleventh birthday she had 29 silver dollars. How many silver dollars will she have after her 16th birthday if her collection increases at the same rate every year?

Question

anonymous · Answer

After her 16th birthday, she will have 64 silver dollars...

lilai3 · Answer

okay can you explain or sumding????

anonymous · Answer

See, her silver medals are increasing at the rate of 7 per year...

So, in 5 years, she will have 35 silver dollars..

Add 29 and 35 = 64 silver dollars...

lilai3 · Answer

let's see what @lalaly hasta say :)

lalaly · Answer

i was typing the same thing @waterineyes said

but u can do it like this
she got 8 in her eighth birthday and 16-8=8 so 8 years after 
8+7(8)=8+56=64

lilai3 · Answer

okay thanks so this question is officially closed
thank you to both @waterineyes and @lalaly !!!!!

lalaly · Answer

your welcome :D:D

anonymous · Answer

Welcome dear...

lilai3 · Answer

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lalaly · Answer

lol

lilai3 · Answer

you see it right?