Question

Solve:
I kept trying but I can’t do it
Thank you a lot for you help

Answer 1

`x = (21)/(4) \\`

Explanation:

`(2x+3)/(15) = (9)/(10) \\ \\ (10)(2x + 3) = (9)(15) \\ 20x + 30 = 135 \\ 20x = 135 - 30 \\ 20x = 105 \\ x = (105)/(20) \\ \\ x = (21)/(4)`

Answer 2

5.25

Explanation:

15/10=1.5

9*1.5=13.5

13.5-3=10.5

10.5/2=5.25