2010
Mathematics
67ca00ce0c643c71d77dee1f
If ∣∣∣x237∣∣∣ = 15, find the value of x
A.
3
B.
4
C.
5
D.
2
Correct Answer: 3
Explanation
x x 7 - 2 x 3 = 15 7x - 6 = 15 7x = 15+6 7x = 21 x = 21/7 x = 3
x x 7 - 2 x 3 = 15 7x - 6 = 15 7x = 15+6 7x = 21 x = 21/7 x = 3THIS WEEK's
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