помогите пжл 8х+3=75 ...... 13•(23+х÷3)=364

упс...)

8х+3=75 13×(23+х÷3)=3648х=75-3 23+х÷3=364÷138х=72 23+х÷3=28х=72:8 х÷3=28+23х=9 х÷3=51_______ х=51÷38×9+3=75 х=17 ______________ 13×(23+17÷3)=364