Ariel can complete a paint job in 8 hours. James takes 12 hours to do the same job. If they work together, how long will the job take? a. 10

b. 6

c. 20

d. 4.8​

Step by step pls
I need this done ASAP

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

Two lines parallel to the same plane are parallel to eachother

Which of the statements about the graph of the function y = 2x are true? check all of the boxes that apply. the domain is all real numbers x because the exponent of 2 can be any real number when the x-values increases by 1 unit, the y-value multiplies by 2. the y-intercept is (0, 1). the graph never goes below the x-axis because powers of 2 are never negative. the range is all real numbers.