Math, asked by seemon29, 15 days ago

do number b for me
I will mark you as brainlist
and I will drop thanks
no spam I will report you​

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Answers

Answered by applejuicex999
1

Answer:

x=5/2 is the ans

Step-by-step explanation:

3x-20=7x-30

3x-7x=-30+20

-4x=-10

x=5/2

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