a. d2 = 4 is true for . b. 2m = m + m is true for . c. d + 67 = d + 68 is true for .

Students are given 3 minutes for each multiple-choice question and 5 minutes for each free-response question on a test. there are 15 questions on the test, and students are given 51 minutes to take it.how many multiple-choice questions are on the test?

Lena reflected this figure across the x-axis. she writes the vertices of the image as a'(−2, 8), b'(−5, 6), c'(−8, 8), d'(−4, 2).

For what value of (y) is 3^3/3^y =1/9