1. You are assigned to help sanitize the school. The amount y in gallons) of chlorine remaining in a chlorine tank after disinfecting x hours is y = - 4x + 16. a. Determine the x and y intercept. b. How many hours have passed if there are 3 gallons left?
Equations and Inequations
Equations and inequalities describe the relationship between two mathematical expressions.
Linear Functions
A linear function can just be a constant, or it can be the constant multiplied with the variable like x or y. If the variables are of the form, x2, x1/2 or y2 it is not linear. The exponent over the variables should always be 1.
1. You are assigned to help sanitize the school. The amount y in gallons) of chlorine remaining
in a chlorine tank after disinfecting x hours is y = - 4x + 16.
a. Determine the x and y intercept.
b. How many hours have passed if there are 3 gallons left?
2. You are downloading a movie in a Torrent Software. The percent y (in decimal form) of
megabytes remaining to download after x minutes is y = -0.3x + 2.
Find the x and y intercepts.
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