if you were to solve the following system of equations by using a matrix, which of the following would be your coefficient matrix, 4x-3y=7 x+5y=13

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

Explain why the factor 1.5 is broke. into two numbers in the model.

Is it greater than or less than7*3_9*2