How much is X? NEED HELP RIGHT NOW 20 POINTS!!!

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asked Jan 13, 2021 59.8k views

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How much is X? NEED HELP RIGHT NOW 20 POINTS!!!

Mathematics
college

Pareshgoel asked

by Pareshgoel

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The letter x often used to mean a value that is not yet known. It is called a "variable" or sometimes an "un". In x + 2 = 7, x is a variable, but we can work out its value if we try!

Dan Parker answered Jan 18, 2021

by Dan Parker

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