Tyrone practices the piano for 120 min each week. Amina practices the piano 45% of the time that Tyrone practices each week. How many minutes does Amina practice the piano each week?

What expression is equivalent to 42x-56y

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

With this question substitute t=3 and t=5 to determine if the two expressions are equivalent. 4(t + 3) 4t+12 which statements are true? check all that apply. a. the value of both expressions when t =5 is 32. b. the two expressions are not equivalent. c. the value of both expressions when t=3 is 15. d. the value of both expressions when t=5 is 23. e. the two expressions are equivalent. f. the value of both expressions when t=3 is 24.