Without solving, determine whether the equation 3 - (x + 1) = 2 - x has one solution, no solutions, or infinitely many solutions
1 answer:
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On a number line, -5 is to the left of 0.
Remember, on a number line, positive numbers (including fractions, decimals and surds) are to the right of 0:
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0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20
Negative numbers (including rational and irrational numbers) are to the left of 0:
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-8 -7 -6 -5 -4 -3 -2 -1 0
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