An equation is formed of two equal expressions. The correct option is D.
An equation is formed when two equal expressions are equated together with the help of an equal sign '='.
Given that Polly wants to solve the following equations using the method of elimination. She has two equations y = x – 2 and y = 6x – 17. Now, the number that should be multiplied in the equation y = x – 2 to eliminate x is -6.
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