Harper wrote the expression 15-6+7 to represent "15 minus the sum of 6 and 7". evaluate 15 - 6 + 7 and then exposing why harper's expression is incorrect

1mile equals approximately 1.6 kilometers. which best approximates the number of miles in 6 kilometers?

That table shows measurements (in invhes$ from cubes with different side lengths. which pairs of variables have a linear relationship? check all that apply

52 cm radius = diameter = area = circumference = circumfer