19 * 53 = 1007
Let x represent the number. 2 times the number would be 2x, and 5 times the number would be 5x. The sum of the two would be 2X + 5x = 7x
2x4
32
9+2n=5n this is how you would set up the problem 9+2n-2n=5n-2n then you subtract the number with the variable on each side 9=3n this is what it leaves you with 9/3=3n/3 then you divide three by both...
88