Respuesta :
y = 50-3x will determine the value on the gift card over time.
Step-by-step explanation:
Given,
Worth of gift card = $50
Cost of drink each day = $3
Let,
y be the value on gift card over time.
x be the number of days.
Cost of drinks for x days = 3x
Worth of gift card - 3*Number of days = Value on gift card over time
[tex]50-3x = y[/tex]
y = 50-3x will determine the value on the gift card over time.
Keywords: linear equation, subtraction
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Answer:
y = -3x+50
Step-by-step explanation:
Since you are spending money the slope has to be negative. Since you start off with 50 dollars that would be your y-intercept.
I also got it right on ttm