3 years ago

Please help out!!!! :///

1 answer:

8 0

Answer:

last option

Step-by-step explanation:

the middle term is the sum of 4k and 4k which is 8k

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VARVARA [1.3K]

All you have to do, is combine like terms. Let's go through it:

$(4x^2-8x+7)+(3x^2-2x-5)$

Arrange it so you can easily combine like terms:

$4x^2+3x^2-8x-2x+7-5 = 7x^2-10x+2$

So, your answer for the sum is 1) 7x² - 10x + 2

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4 years ago