a) 3x-5=43
3x=43+5=48
x=48:3
x=16
b)108 -5x=33
5x=108-33=75
x=75:5
x=15
a) 3x-5=43g
=> 3x = 43g + 5
=> 3x = 48g
=> x = 48g : 3
=> x = 16g
b)108-5x=33
=> 5x = 108 - 33
=> 5x = 75
=> x = 75 : 5
=> x = 15
3x-5=43 108-5x=33
3x. =43+5 5x =33-108
3x =48 5x =75
x. =48:3 x =75:5
x. =16. x. =15
a) 3x - 5 = 43g
3x = 43g + 5
3x = 48g
x = 48g : 3
x = 16g
b) 108 - 5x = 33
5x = 108 - 33
5x = 75
x = 75 : 5
x = 15