Автор - pashawetg48

97+75:(50-5х)*3=30 помогите пожалуйста срочно

Ответ

Автор - Seyitmyradova78
97+75 /(50 -5x)*3=30
97+75/5(10-x) * 3=30
(15/ 10-x)*3 = -97+30
45 /(10 -x) = - 67
-67(10- x)= 45
-670 + 67x = 45
67x =45 +670
67x= 715
x=715 /67
x = 10 45/67

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