cross multiply

cross multiply

noun Mathematics.
to remove fractions from an equation by multiplying each side by the common multiple of the denominators of the fractions of the opposite side.

Origin:
1950–55

cross multiplication, noun
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2012.
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Cross multiply is always a great word to know.
So is explicit. Does it mean:
a minus sign; a quantity less than zero
a function having the dependent variable expressed directly in terms of the independent variables, such as y = 3x + 4
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