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Simplify the following expression. 2x − 8y + 3x^2 + 7y − 12x 3x^2 − 14x − y 3x^2 − 10x − y 3x^2 − 10x − 15y 3x^2 + 10x − y
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just combine like terms
like for example you have 2x and -12x, so what is 2x-12x = ??
then combine the number with the y's and add
but i need an answer
well I'm giving you clue how to get to the answer, I just can't give you the answer
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but i dont know how to do this.
do you know what 2x - 12x equal to ???
-10x
good job, so now do -8y + 7y
-1
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actually it s -1y which is the same as -y
i meant that forgot the y tho
so now you have the 3x^2 (which you can not combine with anything so it stays the same) then you have -10x and you have -y so what is the answer
c
why c, ????
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which one have 3x^2-10x-y ??
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