Who was the first person to invent the Commutative Property?

Seats in an auditorium are numbered 1-500, and the principal is handing out snacks in an assembly. Every student whose seat is a multiple of 4 gets chocolate.

Last night, the two dinner specials at Henry's favorite restaurant were salmon filet and steak. The restaurant served 55 specials in all, 11 of which were the salmon filet.

If two circles have the same circumfrence, what do you know about their areas

Evan is going to the country fair this weekend. The admission to the fair is $5 and the cost per ride is 50 cents. If his parents gave him $20 write and solve a linear equation to find how many rides he can go on

A rectangular lawn measures 7m by 5m. A uniform border of flowers is to be planted along two adjacent sides of the lawn, as shown in the diagram. If the flowers that have been purchased will cover an area of 6.25 m^2, how wide is the border?

Find the angle between each of the following pairs of vectors A⃗ = Axi^+Ayj^ and B⃗ = Bxi^+Byj^ ... Ax1 = - 3.20, Ay1 = 4.40; Bx1 = 2.70, By1 = - 3.10. i know this is dot prodoct but the calculater just keep saying error

What is the discriminant D of the equation? 3g² + 15g + 10 = 0

Three less than a 6 times a number is 39. find the number

Pam is playing with red and black marbles. the number of red marbles she has is three more than twice the number of black marbles she has. she has 42 marbles in all. how many red marbles does pam have

While painting her room, Paige used of a can of paint to paint one wall and used of a can of paint for the other wall. How much paint did Paige use to cover both walls?