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I need help solving number one. I know x=50 but I'm not sure how to get it.

I need help solving number one. I know x=50 but I'm not sure how to get it.
asked 182k views
4 votes
I need help solving number one. I know x=50 but I'm not sure how to get it.

I need help solving number one. I know x=50 but I'm not sure how to get it.-example-1
asked
User Batiaev
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7.9k points

1 Answer

3 votes
3x-20=130
3x=130+20
3x=150
x=150÷3
x=50
answered
User Ryan Arneson
by
8.0k points
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