Sally has five times as much money as fred. if fred earns $50 and sally spends $125, sally will then have twice as much money as fred. how much money do sally and fred have before and after spending $125 and earning $50, respectively?

see the explanation

Step-by-step explanation:

Let

x ----> the amount of money that Sally has in dollars

y ---> the amount of money that Fred has in dollars

we know that

----> equation A

----> equation B

Solve the system of equations by substitution

Substitute equation A in equation B

Solve for y

Find the value of x

therefore

Before Sally and Fred spending $125 and earning $50, respectively

Sally has $375 and Fred has $75

After Sally and Fred spending $125 and earning $50, respectively

Sally has

Fred has

2 x 503

step-by-step explanation:

its 1006

step-by-step explanation:

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