Question

Show all inverse operations to both sides of the equation when solving for x.

37.) 2x = 12

38.) x + 6 = 18

39.) x – 5 = 12

40.) x + 12 = 10

41.) x2 = 15

42.) 5x + 3 = 18

43.) 4x – 12 = 16

44.) x – (–7) = –22

45.) x+24 = 5

Answer 1

`37.)\\2x = 12\ \ \ \ |:2\\x=6\\38.)\\x + 6 = 18\ \ \ \ |-6\\x=12\\39.)\\x-5= 12\ \ \ \ |+5\\x=17\\40.)\\x + 12 = 10\ \ \ \ |-12\\x=-2\\41.)\\x^2 = 15\ \ \ |√( )\\x=\pm√(15)\\42.)\\5x + 3 = 18\ \ \ \ |-3\\5x=15\ \ \ \ |:5\\x=3\\43.)\\4x-12 = 16\ \ \ \ |+12\\4x=28\ \ \ \ |:4\\x=7\\44.)\\x-(-7)=-22\\x+7=-22\ \ \ \ |-7\\x=-29\\45.)\\x+24 = 5\ \ \ \ |-24\\x=-19`