A line passes through the points (8,-1) and (-4, 2). What is the y-intercept of this line? O-4
O-1
O 1
O 4

What is the equation and solution for the sentence? the sum of a number and thirty-one is one hundred thirteen. write the equation as n-31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and subtract 31 from both sides. the answer is 82. write the equation as n+31=113 and add 31 to both sides. the answer is 144. write the equation as n-31=113 and add 31 to both sides. the answer is 144.

Which expression gives the area of the triangle shown below

Pranza plotted point a in the coordinate plane below.