so i just started modeling and two step inequalities and my question is 62°f and it drops 2 degrees every hour .How many hours w
2 answers:
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Answer:
(f+g)(x) = 60x + 400
Step-by-step explanation:
Given :
Amount in account A:
f(x) = 20x + 100
Amount in account B :
g(x) = 40x + 300
Total amount in Account A and B:
f(x) + g(x) = (20x + 100) + (40x + 300)
(f+g)(x) = (20x + 40x) + (100 + 300)
(f+g)(x) = 60x + 400
Step-by-step explanation:
7x + 8y = -12
8y=-12-7x
y=