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OpenStudy (anonymous):
Find the numerical value of the expression for a)x=4 and b)x=18 3x-8 / 4x
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OpenStudy (anonymous):
A) 3x-8/4 plug in your first x value
OpenStudy (anonymous):
which is 4
OpenStudy (anonymous):
so 3(4)-8/4
OpenStudy (anonymous):
now simplify (12-8)/16 4/16 so the answer is 1/4
OpenStudy (anonymous):
thanks thats for a) only though for b) it will be 23/36 ?
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