Question 130532
01.  x-10 = 50,   x =40 (50-10)

02.  3x = 15,     x = 5 (15/3)

03.  3 + m = 30   m = 27 (30-3)

04   80 - x = 50  x = 30 (80-50)

05   4x + 2 = 10  x = 2 ((10-2)/4)

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