Alondra studies 7 hours this week for end-of-year exams. He spends 1 hour on English and an equal number of hours each on math, science and history. Write an equation and find the solution

What is the range of the function? f(x)=-2|x+1|? a. all real numbers. b. all real numbers less than or equal to 0. c. all real numbers less than or equal to 1. d. all real numbers greater than or equal to 1

If the tip varies directly with the number of guest which equation represents between the tip, t, and the number of guest, g?

Yvaries inversely as x. y =12 when x=5. find y when x=4