Melissa picked 4 times as many green peppers as red peppers. if she picked a total of 20 peppers, how many green peppers did she pick

∆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)

Farnesene is a sesquiterpene. how many different isomers arising from double-bond isomerizations are possible? g

Icould really use some with this question.