There are 70 children each in grades 3,4,5 and 6 how many children are there in all these grades?

Use set builder notation to represent the following set: { -3, -2, -1, 0}

How many triangles can be drawn with side lengths 4 centimeters, 4.5 centimeters, and 9 centimeters? explain

Which points are solutions to the linear inequality y < 0.5x + 2? check all that apply. (–3, –2) (–2, 1) (–1, –2) (–1, 2) (1, –2) (1, 2)