4a2 - 9a + 5 = 4a2 - 4a -5a + 5 = 4a(a - 1) - 5(a - 1) = (4a - 5)(a - 1)
10a + 3a - 4a = 9a
4a - 2.1 = 9a + 5.4 4a - 9a = 5.4 +2.1 -5a = 7.5 -a = 1.5 a = -1.5
2a-5
2a+5a+9a = 16a
There is nothing you can do to 9a + 5 without knowing the value of a.
10a + 3a - 4a = 9a
4a - 2.1 = 9a + 5.4 4a - 9a = 5.4 +2.1 -5a = 7.5 -a = 1.5 a = -1.5
9a + 4a = 26 13a = 26 a = 26/13 a = 2
a is equal to 1.
a= -4
It is the same as: 9a -4a = 5a
2a-5
2a+5
so 5a = -20 making a = -4
9a squared = 81a^2
9a - 8a = a
9A:2 - 1 - 1 + 1 - 1 + 3 - 2 + 6 = 7The answer is seven.