Решить уравнение (x+3)/7=(2x-1|)/5
(x+3)/7=(2x-1)/5 5(x+3)=7(2x-1) 5x+15=14x-7 5x-14x=-7-15 -9x=-22 x=22/9
( x + 3 ) / 7 = ( 2x - 1 ) / 5 5( x + 3 ) = 7( 2x - 1 ) 5x + 15 = 14x - 7 14x - 5x = 15 + 7 9x = 22 x = 2 4/9