The equation y-9+9=-17+9 is an example of which property of equality?

Question

Rollins

Mathematics

4 March, 10:23

The equation y-9+9=-17+9 is an example of which property of equality?

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Answers (1)

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Jethro · Answer 1

This is the concept of algebra. from the given equation;

y-9+9=-17+9

The original equation was y-9=-17

The subtraction was undone by applying inverse operation of adding 9 to get;

y-9+9=-17+9

y=-8

The aim of doing this was to obtain the value of the unknown which is y