Question

The diffrence between two numbers is 15 four times the smaller plus six times the larger is 270 find the larger number

Answer 1

Let the 2 nos be x and y
X-y=15

6x+4y=270

6x-6y=90
-6x-4y-270

-10y=-180
Y=18. X=33

Therefore the larger no is 33
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