math
posted by miechelle .
expand and simplifiy each of the following.
2x(5x7y+3)8x(2x+3y1)

math 
Anonymous
2x(5x7y+3)=2x*5x2x*7y+2x*3=10x^214xy+6x
8x(2x+3y1)=8x*2x+8x*3y8x=16x^224xy8x
2x(5x7y+3)8x(2x+3y1)=10x^214xy+6x(16x^224xy8x)=10x^214xy+6x16x^2+24xy+8x= 6x^2+10xy+14x
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