the places that make up a number, such as 10 tens make 1 hundred or 100 tens can be exchanged for 1,000. A The thousands place is two times greater than the hundreds place.

Draw a tape diagram to represent each situation.for some of the situations,you need to decide what to represent with a variable andre bakes 9 pans of brownies.he donates 7 pans to the school bake sale and keeps the rest to divide equally among his class of 30 students

Equation for the calculation double 2 and then add 5

Parabolas y=−2x^2 and y=2x^2 +k intersect at points a and b that are in the third and the fourth quadrants respectively. find k if length of the segment ab is 5.