Which expression is equivalent to 5x+7y

A. 5y+7x

B. 7y+5x

C. 7y (5x)

D. 12xy

4a=2b-7 solve for b anyone know how to do this?

The weight of an African elephant is 6x10^6 grams; the weight of a tiger is 3x10^5 grams. How many times heavier is the elephant than the tiger?

Evaluate g (x) = - 3x+5 when x=-2,0,3

Find the common difference if the arithmetic sequence 4,10,16,22

Solve for x. 1/3 times x = 6

Find the circumference of a cercle with the radious of 5.5 in. Use 3.14 for n round the nerest tenth

What is the solution tot the system of equations graphed below Y=2x-7 Y=-x-1 A. (4,1) B. (3,-2) C. (0,-1) D. (2,-3)

Cheryl and four of her friends went hiking on Saturday. They hiked a total of 6 miles in four hours. What is the average speed that they hiked?

Calculate the length of the circumference of a circle with diameter of 10.4

Desiree had 35 stickers. She gave each of 3 friends the same number of stickers. She now has 20 stickers left. She then gives the same number of stickers to each of another 5 friends. How many stickers to each of another 5 friends.