Question

If m - 10 = 21, find m
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Answer 1

Answer:

m=31

Step-by-step explanation:

m-10=21

m=21+10

m=31

Answer 2

Answer:

Step-by-step explanation:

you can do it by transposing method

when - goes to LHS OR RHS it's behaviour changes and hence it will become the opposite sign. so - will bcome + and + will bcome -

so lets do problem

here number having - is -10,

when . - 10 goes to the right side it will change to +10 (always goes after the equal sigh)

so m=21+10

m = 31