Answer:
Which of the following is a common sign that a chemical change has occurred?
Step-by-step explanation:
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Answer:
no
Step-by-step explanation:
3x-12+5-x=2x-7
2x-7 =2x-7
Means there are infinite solutions.
Answer:A rational number can be written as a fraction of two integers. √23 is irrational because we do not know what the square root of 23 is in terms of integers in a fraction. 104.42 is rational because it can be expressed as 10442/100 . We can express it as this because.
Step-by-step explanation: