Consider the following simplified algebraic expression. 10x+y+6x2 - 7y2-6
Which could be the original expression?
8x²y+7x? - 5y2+3x-2+2x²y-x?- 2y?+3x-4
8x²y+7x2 - 5y2 +3x-2+2x+y- x - 2y2-3x-4
O 8x?yyy7x2 – 5y2 +3x+2+2x+y= x2 - 2y2 - 3x-4
O Bxy+7x2 - 5y2 + 3x-2-2xºy- x2 - 2y2-3x-4
Please help

Do more republicans (group a) than democrats (group b) favor a bill to make it easier for someone to own a firearm? two hundred republicans and two hundred democrats were asked if they favored a bill that made it easier for someone to own a firearm. how would we write the alternative hypothesis?

At the beginning of 1974/75,2 years a man invested #2000 in a bank at 12.5% compound interest, if it degree #650 at the end of each two years to pay his son's school fees, after payment of interest to pay his son's school fees, how much did he have left at the beginning of the 1978/79 school year?

Acompany charges $0.10 for each letter engraved. bobby plans to spend no more than $5.00 on the engraving on a jewelry box. write and solve an inequality to find the maximum number of letters he can have engraved.