Sofia's poster is 0.75 meter long. rafael's poster is 0.35 meter less than 1 meter long. which expression shows the difference in the lengths of the posters?

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

Asystem of equations has 1 solution.if 4x-y=5 is one of the equations , which could be the other equation ?

When x = 3 and y = 5, by how much does the value of 3x2 – 2y exceed the value of 2x2 – 3y ?