You can
put this solution on YOUR website!
Hi,
Let x represent the larger number. Then (x-7) would be the smaller
Write as we Read***
2(x-7) = x+3
solving for x
2x - 14 = x + 3
x = 17, the larger number. Smaller number is 10. (17-7)
checking our answer
2*10 = 17+3 = 20