Place a number in each diamond so that each equation is true and each equation has at least one negative number. PLEASE HELP

Which point on the x-axis lies on the line that passes through point c and is parallel to lino ab?

How many glue sticks are in a basket containing 96 scissors, if the ratio of glue sticks to scissors is 19 to 57.

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