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How many solutions are there to the equations 5x+1=3x+7?
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How many solutions are there to the equations 5x+1=3x+7?

User Peterr
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2 Answers

1 vote

5x+1=3x+7\\ 2x=6\\ x=3

One.
User Pozuelog
by
8.7k points
4 votes
5x + 1 = 3x + 7

Subtract 3x to both sides:

2x + 1 = 7

Subtract 1 to both sides:

2x = 6

Divide 2 to both sides:

x = 3

So this equation only has 1 solution.
User Sennen Randika
by
8.3k points
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