Answer: 40
Step-by-step explanation:
Answer:
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Step-by-step explanation:

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Hope this helps!
X would be the absolute value of 10 or -10 since they both are 10 units from 0 so it can be x=l10l or x=l-10l, they both equal 10
840=2 times 2 times 2 times 3 times 5 times 7
We have:
ba + 3ca = -2
Extract common factor "a":
a(b + 3c) = -2
Divide by the term (b + 3c):
