Convert 7 feet to inches. There are 12 inches in 1 foot

Solve the system of equations. y= 2x y= x^2 - 15

Find the y-intercept and x-intercept for the equation 5x-3y=60 what is the y-intercept

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.