Answer:
42
Step-by-step explanation:
Find the prime factorization of 126
126 = 2 × 3 × 3 × 7
Find the prime factorization of 420
420 = 2 × 2 × 3 × 5 × 7
To find the GCF, multiply all the prime factors common to both numbers:
Therefore, GCF = 2 × 3 × 7
GCF = 42
It is commutative property of multiplication
Answer:
1. x>20 2. x≤1 3.x<4 4.x>9 5.x≥-13
Answer:
Go to the website below this messages for the answer with step-bij-step explanation
Step-by-step explanation:
https://socratic.org/questions/how-do-you-simplify-b-a-b-a-a-b