The variables a, b, and c represent polynomials where a = x+1, b=x^2+2x-1, and c=2x. what is ab+c in simplest form

It takes jonas 7 1/4 minutes to run the mile. it takes mario 8 5/12 to run the mile. how much faster is jonas than mario? 5/6 minute 1 1/3 minutes 1 1/6 minutes 1 1/2 minutesi will give points and brainlest

What are the equivalent ratios for 24/2= /3= /5.5=108/ = /15

Asquare has a perimeter of sixteen centimeters. what is the length of each of its sides? a. 8 cm c. 9 cm b. 4 cm d. 10 cm select the best answer from the choices