Solve for x: x + 21 = 39

A. x = 23

B. x = 12

C. x = 18

D. x = 14

8=72 2=6 5=30 9=? what is the value of?

Which of these descriptions does the equation 11x - 8 = 4 represent? A. If eleven less than a number is decreased by eight , the result is 4. B. If eight is subtracted from eleven times a number, the result is 4. C.

Helen's shop is 60 meters wide and 80 meters long. The parking lot in front of Helen's shop is twice as long as it is wide and is 50 meters wide. What is the sum of the area of Helen's shop and the parking lot?

If the crate took 8 seconds to go from traveling at 2 meters per second one way to moving at 2 meters per second in the opposite direction, what is its acceleration?

Word problem for 24 - (6 plus 3

Joseph says that there is 5/8 of a ham sandwich left and 1/2 of a turkey sandwich left what is not a pair of equivalent fraction for 5/8 and 1/2

Aspen added 14 to the product of 224 and 16. What is the sum?

the number 42,__2 rounded to the hundred place is 42300. what is the least possible sum of the two missing digits? justify your answer.

What were Greek tyrants like?

Is 4b²+40b+20 a perfect square