The sum of the measures of the interior angles of a triangle is equal to

If 3x+8=3x+8 is it one solution or no solution

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.)

Will give a: 122 b: 90 c: 48 d: 180