Does the question start with how many were in the bag originally?
X by itself is 1, otherwise it is the number to the left
Step-by-step explanation:
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A.)y=2/3x-7 is the answer
The answer is;
Flame test is a qualitative test".
Flame test is performed for detecting metals in a compound and metals are detected by the color of the flame, and flame color identifies that which metal is this. so this is a qualitative test, different types of metals shows different color of flames.
