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If 7x=497x=49, what is xx?
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8
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08-Dec-2017
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Math
by
Manish Kumar
If 7x=497x=49, what is xx?
Math and Arithmetic
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2
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08-Dec-2017
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Anonymous User
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
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