solve this question by systematic method and verify the solution x -4 = 21
Answers
Answered by
7
x=21+4=25
verification
LHS
25-4=21
RHS
21
LHS=RHS
hence proved
verification
LHS
25-4=21
RHS
21
LHS=RHS
hence proved
Answered by
5
Answer:25
Step-by-step explanation:
x=21+4
x=25
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