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Step-by-step explanation:
Hey there!
Here,
While working with them remember some rules;
- (-) + (-) = sign (-) but add them.
- (+) + (+) = sign (+) and add.
- (+) - (+) = subtract but keep sign of greator number.
- (-) -(-) = subtract and keep the sign of greator number.
Likewise in your question,
<em><u>Hope it helps</u></em><em><u>.</u></em><em><u>.</u></em><em><u>.</u></em>