winchester890 winchester890

07-02-2021
Mathematics

contestada

X + 9 =20 x=___ help

Respuesta :

eivad405 eivad405

07-02-2021

you do x=20-9
so x=11

Answer Link

07-02-2021

Answer:

x = 11

Step-by-step explanation:

x + 9 = 20 (Subtract 9 from both sides)

x = 20 -9

x = 11

Verify:

11 + 9 = 20 (Correct)

Answer Link

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