toshlandry1
toshlandry1
26-08-2022
Mathematics
contestada
solve for x. explain your steps
Respuesta :
palhair
palhair
26-08-2022
Answer:
x=9
Step-by-step explanation:
Total is 90 degrees
6x+3x-9=90
9x-9=90
9x=81
x=9
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