Question

If 3+x=5
what does x equal

Answer 1

3+x=5
3-3+x=5-3
x=2

Answer: x = 2

Answer 2

Answer: x = -2

Explanation:

he answer is -2, because 3 - -2 is the same as 3 + 2 due to negative addition and subtraction rules.

You can rearrange this too:

3 - x = 5 (original)

3 = 5 + x (added x to both sides)

3 - 5 = x (minus 5 from both sides.

x = -2