Saras savings account balanced changers by $34 one week and by- $67 the next week.wich amount represents the greatest change?
1 answer:
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Answer:
(x) =
Step-by-step explanation:
Let y = f(x) and rearrange making x the subject
y = 4x ( divide both sides by 4 )
x =
Change y back into terms of x
(x) =