lashonaw19 lashonaw19

15-02-2021
Mathematics

contestada

The sum of two numbers is 139 and the difference is 53. Explain how to find the two numbers.

Respuesta :

thebecks thebecks

15-02-2021

Answer:

43 & 96

Step-by-step explanation:

x=one number

y=other number

x+y=139

x-y=53 x=y+53

substitute for x

y+53+y=139

reduce

2y+53-53=139-53

2y=86

2y/2=86/2

y=43

x=96

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