How many solutions does this equation $-7r+8=8-7r$ have?

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Answer 1 · 2016-12-11T02:30:45

Since both sides are equal, there are an infinite number of answers.

$-7r+8=8-7r$

Rearrange the left-hand side.

$8-7r=8-7r$

Because both sides are equal, there are an infinite number of answers.

How many solutions does this equation -7r+8=8-7r-7r+8=8-7r have?