nawalabbas72 nawalabbas72

14-02-2021
Mathematics

contestada

Plz answer this question:

Plz answer this question class=

Respuesta :

mlarsen5000 mlarsen5000

14-02-2021

Answer:

90°

Step-by-step explanation:

5x+20=9x

20=9x-5x

20=4x

x=5

5x+20+9x=

5(5)+20+9(5)=

25+20+45=

90

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