87:(4х+5)=3 17*(3х-16)=85

Question

87:(4х+5)=3 17*(3х-16)=85

Comments

9*(6х-13)=153

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Answer 1

87:(4х+5)=3
4х+5=87:3
4х+5=29
4х=24
х=6

17(3х-16)=85
51х-272=85
51х=85+272
51х=357
х=7

9(6х-13)=153
54х-117=153
54х=153+117
54х=270
х=5