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BECE Mathematics 2022 Paper
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© africaexams.com
Question : 33
Total: 40
Given that
117
(
12
+
18
)
=
117
(
15
+
k
)
, find the value of
k
15
−
15
−
30
30
Validate
Solution:
Since the number outside the bracket are the same in both sides of the equation, the values inside the bracket are also the same
Thus if
a
×
b
=
a
×
c
, implies that
b
=
c
12
+
18
=
15
+
k
30
=
15
+
k
30
−
15
=
k
15
=
k
© africaexams.com
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