Iam the smallest number you can make that is greater that 617500

Find the solution of system of equation y= x-4 y=4x+2

Solve 3x-18=2y and 5x-6y=14 by elimination or substitution . show all !

Fatima plans to spend at least $15 and at most $20 dollars on sketch pads and pencils. if she buys 2 sketchpads, how many pemcils can she buy while staying in her price range? fatima can buy between and pencils. ? (type whole numbers. use ascending? order.)