The sum of two numbers is 40, and their difference is 8. Find the numbers.

2 answers:

3 0

$x+y=40\\
x-y=8\\
-----\\
2x=48\\
x=24\\\\
24+y=40\\
y=16$

frez [133]4 years ago

3 0

a - b = 8
<u>+ a + b = 40
</u> 2a = 48
a = 24

a - b = 8
24 - b = 8
b = 16

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