-6x+2y=-14 y=-1

Show all work. If there is no solution, explain why. solve each system by substitution

What is the greatest number of parts of a circle that can be formed by cutting the circle with 7 straight cuts? (note: the parts do not have to be equal in size)

George is putting trim around his rectangular deck, including the gate. he will need 44 feet of trim to do the entire deck. if the deck is 13 feet long, how wide is the deck?

What does independent variable and dependent variable mean in math?