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Which number should each side of the equation 3/4 = 9 be multiplied by to produce the equivalent equation of x = 12?

User Tarydon
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2 Answers

3 votes
You need to multiply both sides of the equation by the reciprocal of 3/4. The reciprocal is 4/3 and  4/3 multiplied by 9 = 12. So x = 12 because a number times the reciprocal is one.
User M Afifi
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3 votes
hello :
(3/4)x=9
multiplied by : 4
3x=36
x=36/3=12
User Lombas
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