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

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asked Oct 28, 2021 102k views

3 votes

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

Mathematics
middle-school

Evaristokbza asked

by Evaristokbza

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2 Answers

6 votes

Answer:

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

Explanation:

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

Jigar Shekh answered Oct 29, 2021

by Jigar Shekh

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2 votes

Answer:

5.25

Explanation:

15/10=1.5

9*1.5=13.5

13.5-3=10.5

10.5/2=5.25

Bogatron answered Nov 2, 2021

by Bogatron

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