Respuesta :

Answer:

2x + 10 =20

x^2 - 3 = 22

5x + 5 = 30

Step-by-step explanation:

Keeping in mind that x is 5, I just performed the operations to know what should be on the right side of the equal sign.

for eg: 2(5) + 10 = 20

(5)^2 - 3 = 22

5(5) + 5 = 30

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