12
each coin has 2 sides to flip to. 2 x 6 = 12
Answer: no solution
Step-by-step explanation:
2x2=4x-7
4x=4x−7
0=−7
Since 0=−7 is false, the answer is no solution.
Answer:

Step-by-step explanation:
subtract 1 from both sides
-6x<-17-1
simplify
-6x<-18
divide by 6 on both sides
x>3
Answer:
the upper left Quadrant is Quadrant II
Answer:
a
Step-by-step explanation:
You're trying to find the distance between D and E so u use the distance formula.
sqrt (a+b-b^2)+(c-c)^2=sqrt a^2=a