Question

найдите корень уравнения 2/3(1/3x-1/2)=4x+2 1/2

Answer 1

2/3(1/3х-1/2)=4х+2 1/2
2/9х-2/6=4х+2 1/2
2/9х-4х=2 1/2+2/6
-3 7/9 х=2 3/6+2/6
-3 7/9 х=2 5/6
х=17/6:(-34/9)
х=-3/4