3 years ago

The sum of two numbers is eight. If seven times the smaller number is negative five times the larger number, find the numbers.

Mathematics

2 answers:

Reptile [31]3 years ago

4 0

X+y=8
7x=-5y
x=-5/7y
-5/7y + y=8
2/7y=8
y=28 (Large number)

viva [34]3 years ago

3 0

X + Y = 8
7X= -5Y
X = -5/7Y

-5/7Y + Y = 8
2/7Y = 8
Y= 28

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