Answer:
a = 3
Step-by-step explanation:
4(2a - 3) = -2(a - 9)
8a - 12 = -2a + 18
10a = 30
Let's check if we got it correct by substituting 3 for a in the original equation.
4(2*3 - 3) = -2(3 - 9)
4(6 - 3) = -2(-6)
4(3) = 12
12 = 12