Help with this math question please
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c) the bases are same so equate the powers
therefore
21 +3 = 3x
(multiplication of the powers of same numbers is their addition )
24 = 3x
hence , x = 8
d) 3+(-6) = x-4
(as mentioned in q C)
3 - 6 = x - 4
-3 = x - 4
x = 4 - 3
hence , x = 1
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