A. 12; Least common denominator is the least multiple that the denominator have together. So you multiply the denominators until you get the first number they both have in common.
6*1 = 6
6*2 =12
4*1 =4
4*2 =8
4*3 = 12
Since the first number they both have in common is 12, the least common denominator is 12
Answer:
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Step-by-step explanation:
X/10 = 10/4x
4x^2 = 100
x^2 = 25
x = 5
answer
5 units