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2 votes
WDYM BY SUBSTITUTION when u get the two proportions, u say "substitute" im giving 100

User Undrium
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2 Answers

6 votes

Example: Substitute 1 for x: therefore x now is equal to 1.

User Izkeros
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5 votes

Answer:

substitute means to use or add in place of something.

Explanation:

User Rocky Singh
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