a + a + a - 2a = 3a - 2a = a
5a(a(a-5)+3)
10a5 5a3
5a3-45a=-2a2+18 5a(a2-9)=-2(a2-9) 5a=-2 a=-2/5
2a + a = 3a
9a +8 -2a -3 -5a = 2a +5
4a
What is the solution of -2a plus 3a plus 5b
2a + 3a = 5a
8b -2a
x + 2a
(6ab + 9b)/(2a + 3) = 3b(2a + 3)/(2a + 3) = 3b