Find the range of the value of x satisfying the... - JAMB Mathematics 2003 Question
Find the range of the value of x satisfying the inequalities 5 + x (\leq) 8 and 13 + x (\geq) 7
A
-3 \(\leq\) x \(\leq\) 3
B
3 \(\leq\) x \(\leq\) 6
C
-6 \(\leq\) x \(\leq\) 3
D
-6 \(\leq\) x \(\leq\) -3
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Correct Option: C
5 + x (\leq) 8 and 13 + x (\geq) 7
5 + x (\leq) 8
X (\leq) 8 – 5
X (\leq) 3
And 13 + x (\geq) 7
X (\geq) 7 – 15
X (\geq) -7
Combining the two together
-6 (\leq) x (\leq) 3
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