Answer:
Which of the following is a common sign that a chemical change has occurred?
Step-by-step explanation:
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Area of pallalelagram base 10cm , height 7cm
1 answer:
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Answer:
2
Step-by-step explanation:
We can set up equation for this one.
Let's say the number is X.
the sum of X and 14 can be expressed as : X+14
five times the sum of X and 14 can be expressed as 5(x+14)
and 5(X+14) = 80
The number is 2