If 7x=497x=49, what is xx?

Asked 08-Dec-2017

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If 7x=497x=49, what is xx?

math and arithmetic

asked by Manish Kumar in math

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1 Answer

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Simplifying

7 + -1x = 49 + -1x

Add 'x' to each side of the equation.

7 + -1x + x = 49 + -1x + x

Combine like terms: -1x + x = 0

7 + 0 = 49 + -1x + x

7 = 49 + -1x + x

Combine like terms: -1x + x = 0

7 = 49 + 0

7 = 49

Solving

7 = 49

answered 08-Dec-2017 by Anonymous User