Find a if 50 + 24
=56
a
Solution
50
+ 24 =52
a
24
= 52 - 50
a
24
= 2
a
1 a x 24 = 2 x
a
1
a
24
= 2a
24 = 2a
2 2
12
= a
Hence
a=12.
TRY THIS.........................
If
30 + 24 = 38; find c
c
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