If john gives sally $5 sally will twice the amount of money that john will have. Originally there was a total of $30 between the two of them. how much money did john intially have?

A certain vibrating system satisfies the equation u′′ + γu′ + u = 0. find the value of the damping coefficient γ for which the quasi period of the damped motion is 50% greater than the period of the corresponding undamped motion.

A box contains a red shirt, a blue shirt, a black trouser, and a red trouser. What is the probability of choosing the black trouser and the red shirt without replacement

What is 9m-3 (m+6) = 2 (m+1)

Two 6-sided dice are tossed simultaneously. what is the probability of the total being equal to 9? a. 1/9 b. 1/3 c. 1/5 d. 1/12

The product of an irrational number and an irrational number is an irrational number. A) Always true B) Sometimes true C) Never true

Zhen is an audiobook narrator. The table gives some completed audio lengths and the amount of time Zhen spends researching, recording, and editing the audiobook. Completed (hours) _ Working time (hours) 1 _ 6 1/2 3 1/2 _ 22 3/4 7 _ 45 1/2 10 _ 65

Eight algebra questions (explanations would be appreciated): Use substitution to solve the following: 1) y=x² y=x+2 2) y=x²+3 y=4x 3) x²+4y=1 y=x+1 4) x²-3y=-2 y=4+x 5) x²-2y=-4 y=6-x 6) x²+4y=9 y=x-3 7) x²+5y=16 y+x=2 8) y=x²-6x 3x-y=-10

Brenda is making bracelets that each use three 6 inch. strips of leather. she wants to make 6 bracelets. how many strips of leather does Brenda need.

0.75,1/2,0.4, and 1/5

Monthly Payment - Ms. Moore is purchasing a house and needs to finance a $150,000 mortgage from the bank with an annual percentage rate (APR) of 3.8% She is financing it over 30 years and making monthly payments. What is the total amount Ms.