The square root 5 is irrational because a square root of a positive number is either an integer or irrational number. Therefore it is irrational.
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Assuming that the equation is 4.7x+3.8=13.2:
4.7x=9.4 - isolate x on one side
x=2 - divide 9.4/4.7 to solve for x
The answer is C.
Answer is in The picture attached. Hope it helps!
After much work and 12 pages of notebook paper the answer is 28
