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3. jamar earned $2,500 from his summer job at the grocery store. this i…

Question

  1. jamar earned $2,500 from his summer job at the grocery store. this is $350 more than twice what his friend todd earned. how much did todd earn from his summer job?
  2. mr. maxwell started three separate bank accounts for his three children, jerry, hector, and nina. he put the same amount of money in each child’s account. if jerry withdrew half of this money and spent it all on a $15 cd, how much money did mr. maxwell deposit in total?

Explanation:

Step1: Define variable for Todd's earnings

Let $x$ = Todd's earnings.

Step2: Set up equation for Jamar's pay

$2x + 350 = 2500$

Step3: Isolate the term with $x$

$2x = 2500 - 350$
$2x = 2150$

Step4: Solve for $x$

$x = \frac{2150}{2}$
$x = 1075$
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Step5: Define variable for 1 account deposit

Let $y$ = deposit per account.

Step6: Set up equation for Jerry's withdrawal

$\frac{1}{2}y = 15$

Step7: Solve for $y$

$y = 15 \times 2$
$y = 30$

Step8: Calculate total deposit

Total = $3y = 3 \times 30$
Total = $90$

Answer:

  1. Todd earned $\$1075$ from his summer job.
  2. Mr. Maxwell deposited a total of $\$90$.