Answer:x=-8
Step-by-step explanation:subtract 21 from both sides then simplify 31-21 to -8
Answer: For the first option it is 28y^2 +31y - 10
Step-by-step explanation: Hope this helps
Answer:
39.5 degrees
Step-by-step explanation:
180-101=79
79/2=39.5
Answer: x=1 my friend
Step-by-step explanation:
Answer:
1.568, 3.432, 11.568, 13.432
Step-by-step explanation:
Divide equation
by 6:

Then


Since
four smallest positive solutions are
1. 
2. 
3. 
4. 