Answer:
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Step-by-step explanation:
x-3= -9
x= -9/ 3
x= -3
( -3x)-5 =16
-3x = 16+5
×= 21/-3
x = -7
105 sweets
4×15 = 60
2×15=30
1×15=15
60-15 =45
60+30+15=105
