The GCF of 45 and 3 is 3. The GCF of 45 and 2 is 1.
The GCF is 5.
The GCF of 24x and 30x is 6x.
That's 35 - 30x. The GCF of 35 and 30x is 5.
The GCF is 5x.
The GCF is 10x.
The GCF for 45x^3 and 40x^2 is 5x^2. This leaves you with 9x and 8. These cannot be further simplified as there are no further common factors.
45x3 is equal to 135.
The GCF is 15x.
The GCF of 30 x^2 and 45x is 15x. The GCF of 30 and 45 is 15, and the GCF of x squared and x is x.
10(3x + 1)
The GCF is 15x^3.