The perimeter of a rectangle is 58 cm. The length is 4x cm, and the width is 9 cm. Find the value of x and write out an equation that you could set up to solve for x.

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.

Line a is parallel to line b, m2=4x+44, and m6=6x+36. find the value of x.

Name two subsets of real numbers to which the number -5 belongs