6+ y = 8
is it a linear equation

The box plot shows the number of raisins found in sample boxes from brand c and from brand d. each box weighs the same. what could you infer by comparing the range of the data for each brand? a) a box of raisins from either brand has about 28 raisins. b) the number of raisins in boxes from brand c varies more than boxes from brand d. c) the number of raisins in boxes from brand d varies more than boxes from brand c. d) the number of raisins in boxes from either brand varies about the same.

How do you use the elimination method for this question? explain, because i really want to understand!

Which is the equation of a line perpendicular to the line with the equation 3x+4y=8