Use cross multiplication to
• determine the value(s) of x that will make the equation true, or
• determine that any value of x will make the equation true, or
• determine that any value of x, except zero, will make the equation true, or
• determine that no value of x will make the equation true.
3/4 = 5/2x
6x = 20 Cross multiplied
6x/ 6=20 /6 Divided both sides by 6
x=20/6 Reduced fraction
x=31 Expressed as proper fraction
x=3:1 This is the solution.
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