chikin86 chikin86

10-11-2020
Mathematics

contestada

9x+3y= 33
у = -3х+ 11
Find the solution through substitution

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usernamee16 usernamee16

10-11-2020

9x+3y=33
9x+3(-3x+11)=33
9x-9x+33=33
33=33
0=0
infinitely many solutions

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