The amount of water in two tanks is changing by t minutes. • Tank one changes by 30t + 25 Tank two changes by -20t + 1000 What equation will you need to use to determine when the amount of water will be the same in the two tanks? none of these O 30t + 25 = 0 O-20t + 1000 = 0 -20t + 1000 = 30t + 25

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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.