Question

2a+3b:3b если a:b=0,9

Answer 1

= 2a/3b + 3b/3b = 2/3*a/b + 1 = 2/3*0,9 + 1 = 0,6 + 1 = 1,6

Answer 2

2a+1=2a

a:b=0.9

a=0.9*b

2a=2*0.9*b=1.8b