4/7 of a pound converted into ounces

The angle of a triangle are given as 6x,(x-3), and (3x+7). find x then find the measures of the angles

Find the values of y: 3y^3(y^2+ 2/3y)=0

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.