Iona has a previous balance of &754 on a credit card with a 16.8% APR compounded monthly. If she made a payment of $50 this
1 answer:
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First we'll multiply the second equation by -2
Now let's add the new equation and the first one.
We found y's value. We'll plug it in one of the equations to find x's value.
Solution ;
(9, -6)