4. Which pair of expressions below is equivalent?
A. x + y + x + y and 2(x + y)
B. 5(2x – 3y) and 10x – 3y
C. 4x - 5y and 5y - 4y
D. 9x + 2y and 11xy

Jonah runs 3/5 miles on sunday and 7/10 mile on monday. he uses the model to find that he can ran a total of 1 mile . what mistake does jonah make

In a probability experiment, karen flipped a coin 76 times. the coin landed on heads 32 times. what percentage of the coin flips resulted in tails? round to the nearest percent. a. 58% b. 65% c. 42% d. 60%

At $1.32 million, they closed last month percent above what they paid in 2007." how much did they pay in 2007?