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16-01-2020
Mathematics

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The sum of two numbers is 45. Their difference is 71. Find the numbers

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16-01-2020

Answer:

58 and -13

Step-by-step explanation:

Solve using elimination:

x+y=45

x-y=71

2x=116

x=58

Plug 58 as x into any equation

(58)+y=45

y= -13

CHECK!

58+(-13)=45

58-(-13)=71

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