John owes the credit card company $642, so his balance is –$642. if john uses the credit card to make a $250 purchase, what is his new balance?

The measurement of one angle of a right triangle is 34°. what is the measurement of the third angle?

If f(x) = x+8 and g(x) = 4x- 3, find (f+g)(x)

Pentagon abcde is dilated according to the rule do,3(x, y) to create the image pentagon a'b'c'd'e', which is shown on the graph. what are the coordinates of point a of the pre-image? a) (-1, 1)b) (-1, 2)c) (-9, 6)d) (-9, 18)