485012134 485012134

01-10-2020
Mathematics

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Simplify the following expression: 2x − 8y + 3x2 + 7y − 12x

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01-10-2020

Answer:

3x^2 - 10x - y

Step-by-step explanation:

2x - 8y + 3x^2 +7y -12x

can not combine unlike terms so 3x^2 stays alone

2x - 12x = -10 x

-8y +7y = -y

3x^2 - 10x - y

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