Solve for y if x = -8

y = -5x - 35

isn't the answer 5? my teacher is saying that the answer is -75, but i'm pretty sure that's not right. here is my answer

What is sin 7x/4 ? i need on this urgent trig

The circumference of a redwood tree trunk is 20π ft, and it is 100 ft tall. what is the approximate volume of the redwood tree trunk? 1,000π ft3 10,000π ft3 4,000π ft3 40,000π ft3

Afarmer has a large field that is x feet in length. he wants to fence in a rectangular section in the middle of the field , leaving a length of 100 feet of open field behind each end of the fenced rectangle.he also wants the width of the fenced-in space to be 100 feet less than its length. find the expressions to represent the length and width of the fenced section of the field