If the point (-1.9, -2) is reflected across the x-axis, which will it be in?
A Quadrant 1
B Quadrant II
C Quadrant III
D Quadrant IV

With: label the vertices and all the elements needed. find x

Jenisey has $24 to spend on seven pencils. after buying them she had $10. how much did each pencil cost.?

A33 gram sample of a substance that's used to detect explosives has a k-value of 0.1473. n = noekt no = initial mass (at time t = 0) n = mass at time t k = a positive constant that depends on the substance itself and on the units used to measure time t = time, in days