What is the extraneous solution for |5x-2|=7x+14

Choose the correct slope of the line that passes through the points (1, -3) and (3, -5)

Solve with work adding cheese to a mcdonalds quarter pounder increases the fat content from 21g to 30g. what is the percent of change ?

Marla bought a book for $12.95, a binder for $3.49, and a backpack for $44.99. the sales tax rate is 6%. find the amount of tax and the total she paid for these items