Math 6/7 Review 4

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An operation that undoes another operation.

The relationship between two variables that can be written in the form y = kx.

A letter that represents a number.

The number k is called. ( y = kx)

When solving an equation, when you add to one side of the equation, you also have to add the same number to the other side.

A mathematical statement that has an inequality sign.

When solving an equation, when you multiply to one side of the equation, you also have to multiply the same number to the other side.

When solving an equation, when you subtract from one side of the equation, you also have to subtract the same number from the other side.