The sum of two numbers is 6. one number is 15 less than two times the second number. what is number

Can someone check my answer? you

What is the distance between (–2 1/2,-3) and (1, –3)?

Which sums are equal to 1hold 6/8? choose all answers that are correcta.1/8+6/8b.12/8+2/8c.8/8+1/8+1/8+1/8+1/8+1/8+1/8d.8/8+6/8