janayastephens8 janayastephens8

11-09-2020
Mathematics

contestada

If QR = 18, RS = x -11, and QS = 2x - 11, what is QS?

Respuesta :

hdjdjsjdj81 hdjdjsjdj81

11-09-2020

Answer:

QS =25

Step-by-step explanation:

QR + RS = QS

18 + (x-11) =2x-11

7 +x =2x -11

18=x

Plug in x

2(18) -11

36-11

QS=25

18 + (18-11) = 2(18)- 11

18+ 7 = 36 -11

25= 25

True

Answer Link

shinchan69 shinchan69

11-09-2020

Answer:

QS=QR+RS

2x-11= 18+x-11

2x-x= 18

x= 18

QS=2*18-11

=36-11

=25

Answer Link

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