Jacob earned $80 babysitting and deposited the money into his savings account. The next week he spent $85 Lon video games. Use integers to describe the weekly changes in Jacob's savings balance.

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Mathematics

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7 June, 11:24

Jacob earned $80 babysitting and deposited the money into his savings account. The next week he spent $85 Lon video games. Use integers to describe the weekly changes in Jacob's savings balance.

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Wendy Hooper · Answer 1

After one week, Jacob has earned $80 from babysitting, so his change is an increase of $80. The next week, he spends $85, so he experiences a decrease of $85. Over the two weeks, his overall change is $80-$85=-$5, or a decrease of $5.