The cost to mail a box of textbooks can be modeled by the function f(x)=1.75x+5.25, where x is the number of books mailed. what y-intercept of the function represents a. the cost to mail a box with no textbooks b. the number of books mailed c. the cost per book

Jace wrote a sentence as an equation. 56 is 14 more than a number. 14+ = 56 which statement best describes jace's work? jace is not correct. the phrase more than suggests using the symbol > and jace did not use that symbol. jace is not correct. he was correct to use addition, but the equation should be 56+ p = 14 jace is not correct. the first number in the sentence is 56, so the equation should start with 56. jace is correct. the phrase more than suggests addition, so jace showed that 14 plus a variable equals 56. o

What is the slope of the line that contains the points (-2,1) and (0,-3)

I’m stuck on this equation, anyone got the answer?