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

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