Ethanthakid Ethanthakid

02-09-2021
Mathematics

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Help me please i don’t have my notes and I forget how to do this

Help me please i dont have my notes and I forget how to do this class=

Respuesta :

govdylan1 govdylan1

02-09-2021

Answer:

AC = AB + BC

18 = (2X - 4) + (3X + 2)

18 = 5X - 2 ( add/subtract like terms)

20 = 5X (-2 take over otherside - 18 + 2)

X = 4

SUB X INTO AB AND BC

AB = 2(4) - 4 = 4

BC = 3(4) + 2 = 14

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