Marta bought a 25-pound bag of food for her dog. her dog ate some of that food.

how can marta find out how much food her dog ate?

The equation x2 – 1x – 90 = 0 has solutions {a, b}. what is a + b?

Icould really use some with this question.

This circle is centered at the origin, and the length of its radius is 6. what is the circle's equation? a. x^2+y^2=36 b x^2+y^2=6 c x+y=36 d x^6+y^6=1