1) (2,4+x)\cdot18=61,2; x= . 2) (6,3-x)\cdot15=3,3; x= . 3) (5,12+x)\cdot 0,14=8,4; x= . 4) (x-4,7)\cdot 3,4=12,92; x= . 5) 2,472:(30-y)=0,12; y= . 6) 12,7-4,5x=8,29; x= . 7) 7x+5x+0,28=8,92; x= . 8) 17x-2x-2,35=4,1; x= . 9) 24\cdot(3x-5,2)=0,12; x= . 10) 7,98:(2x+0,18)=19; x= .
Задание

Реши уравнения

  1. \((2,4+x)\cdot18=61,2\) ;

\(x=\) [ ].

  1. \((6,3-x)\cdot15=3,3\) ;

\(x=\) [ ].

  1. \((5,12+x)\cdot 0,14=8,4\) ;

\(x=\) [ ].

  1. \((x-4,7)\cdot 3,4=12,92\) ;

\(x=\) [ ].

  1. \(2,472:(30-y)=0,12\) ;

\(y=\) [ ].

  1. \(12,7-4,5x=8,29\) ;

\(x=\) [ ].

  1. \(7x+5x+0,28=8,92\) ;

\(x=\) [ ].

  1. \(17x-2x-2,35=4,1\) ;

\(x=\) [ ].

  1. \(24\cdot(3x-5,2)=0,12\) ;

\(x=\) [ ].

  1. \(7,98:(2x+0,18)=19\) ;

\(x=\) [ ].