Answer:
The greatest common factor is 21,
Step-by-step explanation:
Find the prime factors of each term in order to find the greatest common factor (GCF).
The slope of the ramp would be 5/9
<span>8+0.4+0.07+0.008 you basically separate the numbers starting with the largest working down to the smallest.
i hope i helped
</span>
Answer:
9a-7
Step-by-step explanation:
8a-6+a-1
Collect like terms
8a+a-6-1
= 9a-7