Mathematics, 17.03.2020 16:11 hollodom9654

Twenty-one less than a number is seven. What is the number?

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Mathematics, 22.06.2019 04:50, iiomqjessica

Emily works as a painter. for each job, it takesher 30 minutes to prepare an interior wall ofa house before she paints and 2 minutes persquare yard to paint that will. the graph belowshows the total time it would take her to do a job, based on the total area of the wallhow long does it take her to do a job when she paints a wall with an area of 15 square yards?