Shelby purchases her college books for the upcoming semester she has to pay $98 for a Biology book 83 for a used poetry book and $74 for an algebra textbook if the sales tax rate is 7.5% how much tax will Shelby pay

Follow these steps using the algebra tiles to solve the equation −5x + (−2) = −2x + 4. 1. add 5 positive x-tiles to both sides and create zero pairs. 2. add 4 negative unit tiles to both sides and create zero pairs. 3. divide the unit tiles evenly among the x-tiles. x =

Rewrite the following quadratic functions in intercept or factored form. show your work. f(x) = 3x^2 - 12

In a certain city, the hourly wage of workers on temporary employment contracts is normally distributed. the mean is $15 and the standard deviation is $3. what percentage of temporary workers earn less than $12 per hour? a. 6% b. 16% c. 26% d. 36%