Which expression is equivalent to 14x-21y / / a. 7 (2x-21y) b. 7 (2x-3y) c. 7x (2-3y) d. 7y (2x-3)

A rectangular shed is fenced with 120 ft long bared wire. If the length of the shed is twice as the width what is the length?

What is the a-value in the following quadratic equation? y=-x^2+x-20 Find the value

The Northwestern huskies had a record of 25 wins and 45 losses. What was the ratio of wins to losses?

Y=f (x) = (-3) ^x find f (x) when x=0

Today there were two members absent from the band

Translate this sentence into an equation. The sum of 14 and Mabel's score is 56. Use the variable m to represent Mabel's score.

A quadratic equation in form ax2 + bx + c = 0 cannot have: a. one real solution. b. one imaginary solution. c. two real solutions. d, two imaginary solutions.

The pH of solution A is 2.4 , while the pH of solution B is 9.4. (a) What are their hydrogen-ion concentrations? (b) How many times greater is the hydrogen-ion concentration of solution A than that of solution B?

Which equation has a variable term in the equation - 6 + 2X = 6x - 9

On may 31, the cash account of bottle's r us had a normal balance of $5,000. during may, the account was debited for a total of $12,200 and credited for a total of $11,500. what was the balance in the cash account at the beginning of may?