Mathematics: How do i find x? 3(x+2)-3+x+17=40 x should be 5 but i need the steps

How do i find x? 3(x+2)-3+x+17=40 x should be 5

Ответ:

murtaghliam1

04.01.2022

Mathematics

3(x+2)-3+x+17=40
3x+6-3+x+17=40
4x+20=40
-20 -20
4x=20
/4 /4
x=5

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Ответ:

serellehunt

17.03.2023

Mathematics

I think the answer is A
the percent of error is the absolute value of (the actual amount-the estimated amount)/the actual amount, then multiple 100 to get the percent
so l(6-7)l/7 ×100=14.29%

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