Answer:
320
Step-by-step explanation:
80*4
12, Find the prime factorization of 60
60 = 2 × 2 × 3 × 5
Find the prime factorization of 144
144 = 2 × 2 × 2 × 2 × 3 × 3
To find the gcf, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 2 × 3
Answer:

Step-by-step explanation:
1. Expand by distributing sum groups.
2. Expand by distributing terms.

3.Expand by distributing terms.

4. Remove parentheses.

5. Collect like terms.

6. Simplify.

Thus. the answer is,

Answer:
I'd say multiply the numerators then the denominators and at the end simplify at least thats how I multiply fractions :)
I think the answer is 22mn2+66m2n-64 since there are no more like terms