Question 787570
8(3a + 6) = 9(2a -4)
24a + 48 = 18a -36
24a - 18a + 48 - 48 = 18a - 18a -36 - 48
6a = -84
6a/6 = -84/6
a = -14

check:

8(3(-14) + 6) = 9(2(-14) - 4)
8(-42 + 6) = 9(-28 -4)
8(-36) = 9(-32)
-288 = -288