Which expressions are equivalent to k/5 choose two answers

a. k-2 b. 2/k c.1/2k d. k divided by 2 e. k+k

Evaluate the expression. (9 + 5)(3 + 2)0

Apool measures 100 meters by 100 meters a toddler inside the pool and trows a ball 60 centimeters from one edge of the pool. how far is the ball from the opposite edge of the pool

One number is 4 less than 3 times a second number. if 3 more than two times the first number is decreased by 2 times the second number, the result is 11. use the substitution method. what is the first number?