d
2. Check whether the value given in the bracket is a
solution or not.
(a) 2x + 4 = 15
(x=2
(b) 7x + 15 = 45 (x=5
(c) 7x + 2 = 23
(x=3)
4x
+ 2 = 6
(x=5
5
(e) 40 – 5 = 16
(p=7
(1) 40 - 5 = 23
(p=7
(g) 2x + 5 = 15 (x=5
(h) 3x - 4 = 16
(x=2
2x
+ 4 = 10 (x=5
7 m
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