Mathematics, 26.02.2021 08:20, marionyallop9205

[1] Billy already had some money saved. He worked for 10 weeks over the summer, saving the same amount of money each week. After 3 weeks his savings total was $1,175.
After 7 weeks his sayings total was $1,675.
a) How much money did Billy have in savings before he started his summer work?
b) How much money did Billy have in savings after 10 weeks?

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[1] Billy already had some money saved. He worked for 10 weeks over the summer, saving the same amo...