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2 votes
Explain why the equation 5x-7=7 has only one solution?

2 Answers

5 votes
You don’t even have to solve for x. You know x only has 1 solution because it is to the power of 1, if x had an even exponent (for example 2 and x=4) the it could have two possible answers as both 2 and -2 square to 4.
User Delcon
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4.8k points
5 votes

Answer:

-35

Explanation:

it is this because it only has one method.

User Illayda
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