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The value of x is 3 and -3 respectively.
Given that;
From equation (1)
4x+60 < 72
First, collect like terms
4x < 72 - 60
subtract like terms
4x < 12
Make 'x' the subject
x < 12/ 4
x < 3
For equation (2)
14x +11 <-31
collect like terms
14x < -31 - 11
14x < -42
Make 'x' the subject
x < -42/ 14
x < -3
Thus. the value of x is 3 and -3 respectively.
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