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Subjects
Mathematics State Board
Class 7
Algebra
Inequations
4.
Two mark example problems
Exercise condition:
4
m.
1
. Solve: \(2x + 4 < 18\), where \(x\) is a natural number.
Answer:
Solution
\(=\)
1, 2, 3, 4, 5, and 6
1, 2, 3, 4, 5, 6 and 7
0, 1, 2, 3, 4, 5, 6 and 7
0, 1, 2, 3, 4, 5, and 6
2.
Solve: \(5 - 7x \ge 33\), where \(x\) is an integer.
Answer:
Solution
\(=\)
-4, -3, -2, ....
-5, -6, -7, ....
-3, -2, -1, ....
-4, -5, -6, ....
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