Решите уравнение: 0.5*(x+3)=4/6*(11-x) а) 3 б) 4 в) 5 г) 6
0,5 * ( x + 3 ) = 4/6 * ( 11 - x ) 1/2 * ( x + 3 ) = 4/6 * ( 11 - x ) 3/6 * ( x + 3 ) = 4/6 * ( 11 - x ) 3 * ( x + 3 ) = 4 * ( 11 - x ) 3x + 9 = 44 - 4x 3x + 4x = 44 - 9 7x = 35 X = 5