When 6 is subtracted from twice the
Sum of a number and 8 the result
is 5. Find the number.​

Dylan is evaluation the expression 13+19+7+10 at one step in his work, dylan rewrites the equation as 13+7+19+10 which property of addition must dylan have used when he evaluated the expression?

What is the distance between points a and b?

Me find the answers and explain the process to find the answer of the problem appreciate it : )