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HELP HELP HELP! The sum of two numbers is 12. When a number is subtracted from three times the other, the result is 5. Find the numbers.
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a+b = 12 a - 3b = 5.
my bad. 3b- a = 5
No prob.. then?
then you solve the system.
\[\frac{31}{4}, \frac{17}{4}\]
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same as b4
Can you explain clearly? -Alfie?
Sheg, I need to explain kk?
two numbers let it be x and y
sum of these two terms is 12 x + y = 12
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write it once not separately . :(
X+ Y = 12 3Y -x = 5 add both the equations 4Y = 17 Y = 17 / 4 X = 12 - Y = 12 - 17/4 = 31/4
a+b = 12 3b -a = 5 a = 12-b 3b -12+b = 5 => 4b = 17 => b = 17/4 a = 12-17/4 = 31/4
OHH! thanks guys. :D
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