EXERC
Problems on Numbers
1. The difference between two numbers is 4
and six times the smaller is equal to four
times the greater. Find the numbers.
2. The sum of two numbers is 48 and five times
the smaller number is equal to three times
the greater number. Find the numbers.
3. A certain number of two runnn
Answers
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5
Answer:
1) let the smaller number be x
and the greater number be y
by first condition,
x-y=4-(i)
by second condition,
6x=4y
6x-4y=0-(ii)
multiply equation (i) by 6
x-y=4
x6
______
6x-6y=24-(iii)
subtracting equation (i) and (ii)
6x-4y=0
-6x+6y= -24
__________
2y= -24
y= -24/2
y= -12
put y= -12 in equation(i)
x-y=4
x-(-12)=4
x+12=4
x=4-12
x= -8
hope it help you
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