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Sagot :
After cross multiplying the given equation the value of x turns out to be 9.
What is cross multiplication?
- In mathematics, specifically in abecedarian computation and abecedarian algebra, given an equation between two fragments or rational expressions, one can cross-multiply to simplify the equation or determine the value of a variable.
- In cross-multiplication, we multiply the numerator of the first bit with the denominator of the alternate bit and the numerator of the alternate bit with the denominator of the first bit.
- Cross-multiplication can be used to add or abate unlike fragments snappily.
- Cross-multiplication is also appertained to as a butterfly system.
21 × X =9×21
X = 9
After cross multiplying the given equation the value of x turns out to be 9.
Learn more about cross multiplication here: https://brainly.com/question/294036
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