3/4 x 12 = 9 in decimal form.
3/4 x 12 = 9/1 in fraction form
Emily = x
Samantha = x + 2
Lauren = x + 4
x + (x + 2) + (x + 4) = 42
x = 12
Thus:
Emily = 12
Samantha = 14
Lauren = 16
The value of <u>a</u> is 2 and the value of <u>b</u> is 6.
<h3>Factoring</h3>
In math, factoring or factorization is used to write an algebraic expression in factors. There are some rules for factorization. One of them is a factor out a common term for example: x²-x= x(x-1), where x is a common term.
You should factor the given expression.

Read more about the factoring here:
brainly.com/question/11579257
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Answer:
9.043478261
Step-by-step explanation:
I hope this helps!