30 ponts 9x+1-7x=20 what does x equal?

asked Jun 9, 2022 198k views

4 votes

30 ponts
9x+1-7x=20 what does x equal?

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5 votes

Answer:

x = 9.5

Explanation:

Combine like terms

$9x + 1 - 7x = 20 \\ 2x + 1 = 20$

Now simply solve

$2x + 1 = 20 \\ 2x = 20 - 1 \\ 2x = 19 \\ (2x)/(2) = (19)/(2) \\ x = 9.5$

hope this helps you.

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