Tuesday 1. Joel is trying to find the slope of a line containing the
points (3,5) and (2,1). He knows that the slope is the
difference between the x and y coordinates of the two
points and so he solves 3 - 2 = 1 and 5 - 1 = 4. He then
1
concludes that the slope of the line is . Identify Joel's
4
mistake and solve the problem correctly.

Cumulative examcumulative exam active13time remaining02: 44: 18the graph represents the data cost for monthly internetservice for a cell phone.which function, c(x), represents the monthly cost in dollarsin terms of x, the number of gigabytes used in a month? cell phone internet service(15,5x + 10150,0sx522 < x < 664x115, osx< 25x + 20, 2< x< 650, 65815%,monthly cost (s)20x + 5| 50x,0 < x < 22 < x < 664x( 15x, osx< 2c(x) = 5x + 10, 2< x< 6150x, 65 x5+1234 5 6 7 8 9 10 11 12gigabytes used

What is the value of x? enter your answer in the box. photo attached.

Before simplifying, how many terms are there in the expression 2x - 5y + 3 + x?