What is the value of x when y 5 - WAEC Mathematics 2010 Question
What is the value of x when y = 5?
A
8
B
9
C
10
D
11
correct option: a
when y = 5; x = ?; y = (\frac{1}{2})x + 1
5 = (\frac{1}{2})x + 1
5 - 1 = (\frac{1}{2})x
4 = (\frac{1}{2})x
x = 4 x 2
x = 8
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