Your teacher is giving a test with a total of 30 questions and is worth 200 points. each question is worth either 5 points or 10 points questions. write a linear system to model this situation. how many five-point questions on the test? how many ten-point questions are on the test?

∆abc is reflected across the x-axis and translated 2 units up to give the image ∆a'b'c' with coordinates a'(1, 1), b'(2, -1), c'(2, 1). what are the coordinates of the preimage ∆abc? a. a(-1, 1), b(-2, 3), c(-2, 1) b. a(1, 1), b(2, 3), c(2, 1) c. a(1, -3), b(2, -1), c(2, -3) d. a(1, -3), b(2, -5), c(2, -3)

When lulu enlarged her drawing of a rabbit, the enlarged picture appeared to be distorted. which statement about the transformation applied to her drawing is true?

Is the power produced directly proportional to the wind speed, give reasons for your answer?