Answer:
C
Step-by-step explanation:
The substance in the second beaker must have lost heat for it to solidify
Answer:
i believe the answer is 1/9, sry if im wrong
Step-by-step explanation:
Answer:
in the forth line of the equation it should be this
-6x+10=4x+20
-6x-4x=20-10
-10/-10x=10/-10
x=-1
Answer: <em>I think the answer is 5</em>
Step-by-step explanation: