Question

решите уравнение 3•(3x-1)+2=5•(1-2x)-1

Answer 1

9x-3+2=5-10x-1
9x+10x=5-1+3-2
19x=5
$x = \frac{5}{19}$

Answer 2

9х-1=5-10х-1

9х+10х=5-1+1

19х=5

х=5:19

х=5/19