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How do i solve for x 30x - 60 = 20x I already know x equals 6, but i dont know how to get the answer
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3 votes
How do i solve for x 30x - 60 = 20x

I already know x equals 6, but i dont know how to get the answer

User Alksdjg
by
8.0k points

1 Answer

5 votes
First, subtract 30x from each side to get:
-60 = -10x
Then, divide each side by -10 to get:
x = 6
Now, plug back in to check your answer:
30(6) - 60 = 20(6)
180 - 60 = 120
120 = 120

Hope this helps!! :)
User Tsadkan Yitbarek
by
8.5k points
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