Michael has $2.25 worth of dimes and quarters. he has twice as many dimes as
quarters. write a...
Mathematics, 11.11.2019 19:31 gonzalezant8428
Michael has $2.25 worth of dimes and quarters. he has twice as many dimes as
quarters. write a system of equations that could be used to determine the number of
dimes and the number of quarters that michael has. define the variables that you use
to write the system.
Answers: 1
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Suppose a laboratory has a 30 g sample of polonium-210. the half-life of polonium-210 is about 138 days how many half-lives of polonium-210 occur in 1104 days? how much polonium is in the sample 1104 days later? 9; 0.06 g 8; 0.12 g 8; 2,070 g
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