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ELEN [110]
4 years ago
14

Y = -27x + 577, where x represents the number of weeks and y represents the amount of money left in her account. After how many

weeks will Alma have $145 left in her account?
Mathematics
1 answer:
Illusion [34]4 years ago
7 0
To solve this problem, plugin 145 where the y is located and then solve for x
y = -27x +577
145 = -27x +577
145 -577 = -27x
-432 = -27x
-432/-27 = -27x/-27
16 = x
x = 16
After 16 weeks she will have $145 dollars in her account.

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