1) (41+x)-12=83
41 + x – 12 = 83
x = 83 + 12 – 41
x = 54
2) 62-(x-17)=31
62 – x + 17 = 31
– x = 31 – 17 – 62
-x = -48
x = 48
1) (41+x)-12=83
41 + x – 12 = 83
x = 83 + 12 – 41
x = 54
2) 62-(x-17)=31
62 – x + 17 = 31
– x = 31 – 17 – 62
-x = -48
x = 48