stehanienh2006 stehanienh2006

12-10-2020
Mathematics

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PLEASE HELP. given AC=30, find the value of x, and the length of BC

PLEASE HELP given AC30 find the value of x and the length of BC class=

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youjustin75 youjustin75

12-10-2020

x=4 BC=13

steps

set both equations equal to each other m, 3x+1=2x+5
subtract 2x from both sides, x+1=5
subtract 1 from both sides, x=4
then plug in 4 for x, 2(4)+5 so BC= 13

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