If (9/10)^3-(2/5)^3-(1/2)^3=x/50,find x
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Answer:
x =27
Step-by-step explanation:
cubing the given numbers
= 729/1000 - 8/125 - 1/8 = x/50
taking LCM 1000
= (729 - 64 -125)/1000 = x/50
= 540 /1000 = x/50
taking 50 on the other side
(540 * 50) /1000 = x
x = 27
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