1. remove the brackets and simplify?
a] [8a+3][2a+1]-[4a+3][2a+1]
b] -4[3x-2][2x+5]+7x
c] [x-3][2]+[x+2][2]
d][y+2][2]+[a+4][a+4][2]
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Answer:
answer of a 10a-8-24a square =24a
so, you solve all question
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