Snowboarding cautiously down a steep slope at a speed of 7.0 m/s, Sarah, whose mass is 50.0-kilograms, is
afraid she won't have enough speed to travel up a slight uphill grade ahead of her. She extends her hand, as
her friend Trevor, having a mass of 100.0-kilograms is about to pass her traveling at 16 m/s. If Trevor
grabs her hand, calculate the speed at which the friends will be sliding.

Given: f(x) = 2x + 5 and g(x) = x2 and h(x) = -2x h(g(f( = x2+ vx+ x + y

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.

The ratios of boys to girls on a soccer league is 2: 5. if there are 28 boys, how many girls are playing soccer? extra points! will mark as brainiest asap