Chapter2: Equations And Inequalities
Section: Chapter Questions
Problem 7PT: Solve for x:3(2x5)3(x7)=2x9.
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Concept explainers
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.
Question
Solve x+2<|x^2-4|
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