Mary sells homemade jewelry through an online shop. She found that each time she increases the price of each necklace by $2, she sells three fewer necklaces per week. Mary generally charges $12 for each necklace, and she typically sells 30 necklaces per week. The
factored form of the equation below represents the revenue, R(x), after x price increases of $2.
R(x) = (12 + 2x)(30 – 31)

Please help!!

answer:   14

step-by-step explanation:          

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step-by-step explanation:

the triangles are similar. therefore the corresponding sides are in proportion:

              cross multiply

            divide both sides by 32

a mantle plume is an upwelling of abnormally hot rock within the earth's mantle. as the heads of mantle plumes can partly melt when they reach shallow depths, they are thought to be the cause of volcanic centers known as hotspots and probably also to have caused flood basalts.

step-by-step explanation:

the train arrives at 20: 27 hope i