What is the solution for the following system of equations?
4x-3y=12
x+3y=48
a. x=2 and y = 3
b. x=4 and y=3
c. x=5 and y=60
d. x=12 and y=12

Pat listed all the numbers that have 15 as a multiple write the numbers in pats list

Ascientist has discovered an organism that produces five offspring exactly one hour after its own birth, and then goes on to live for one week without producing any additional offspring. each replicated organism also replicates at the same rate. at hour one, there is one organism. at hour two, there are five more organisms. how many total organisms are there at hour seven? 2,801 19,531 19,607 97.655

Proving the parallelogram diagonal theoremgiven abcd is a parralelogam, diagnals ac and bd intersect at eprove ae is conruent to ce and be is congruent to de