Is (a+b) = (b+a) true for all rational number a and b? Explain.

67/72 in simplest form

The length, breadth and height of a room are 4 m, 3 m and 7 m respectively. Find the coast of white washing the walls of the room and the ceiling at the rate of $6 per m².

AB C D E F + 3 x2 - 3x - 18

If the cost of a bat and a baseball combined is $1.10 and the bat costs 41.00 more than the ball, how much is the ball? AND Add 8.563 and 4.8292. AND What is 1+1*0+1=?

At the store you can buy 11 oranges for 4.29. what would the cost of 17 oranges be?

A Luxury of Furniture at a store sells couches for $4,000, Reclining Chairs for $2,040 and loveseats for $2,800. This Luxury line went on sale where the Price of each piece of Furniture was Divided by 4.

Consider the following linear programming problem: Max Z = $15x + $20y Subject to: 8x + 5y ≤ 40 0.4x + y ≥ 4 x, y ≥ 0 Determine the values for x and y that will maximize revenue.

7x-8y=11 8x-7y=7 solve using substitution

Rewrite - 8+2y=16in slope intercept form. What is the y intercept as an ordered pair?

Find the length of a rectangle which when cut in half has an area of 300 square inches and whose width is one-sixth of the length.