math
The sum of two decimal numbers is 5.3. Their differences is 1.7, and their product is 6.3. what are the two numbers?
asked by
lily

x + y = 5.3
x  y = 1.7
So add the equations together:
2x = 7.0
x = 3.5
But x + y = 5.3, so
y = 1.8
Check it: x times y = 6.3. Correct!posted by David Q/R
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