565+65=630 so he needs that much to get the bike AND pay his sister back. 630 divided by $30 is 21. So, in 21 weeks, Steven Can pay back his sister and get the bike
Answer:
Laura has $4.50 in dimes and quarters she has 3 more dimes than quarters How many quarters does she have
She has 3 more dimes than quarters. How many quarters does she have? Laura has 15 dimes and 12 quarters.
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Answer:
7x for the first one and −5x^8+12 for the second one
Step-by-step explanation:
please mark me brainliest :)
Answer:
C
Step-by-step explanation:
