will give brainliest!!!!! will give brainliest!!!!! will give brainliest!!!!! will give brainliest!!!!! will give brainliest!!!!
! will give brainliest!!!!! will give brainliest!!!!! will give brainliest!!!!! will give brainliest!!!!! will give brainliest!!!!!
2 answers:
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We can remove parenthesis if we change the sign of all terms in the second parenthesis (because we're subtracting it).
So, we have
And now we simply have to aggregate like terms:
