gabbyroel848 gabbyroel848

13-05-2018
Mathematics

contestada

A first number plus twice a second number is 1. twice the first number plus the second totals 26. find the numbers.

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vunderkid vunderkid

13-05-2018

{x+2y=1
{2x+y=26
{x+y=9
{x+2y=1
y=-8
x=17
The first number is 17
The second number is -8

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