Question

What is the cross - multiplication method ??​​

Answer 1

Step-by-step explanation:

we multiply the numerator of each (or one) side by the denominator of the other side, effectively crossing the terms over

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Answer 2

In practice, the method of cross-multiplying means that we multiply the numerator of each (or one) side by the denominator of the other side, effectively crossing the terms over: The mathematical justification for the method is from the following longer mathematical procedure