Question

Na expressão 5X+20=120, qual o valor de X?

A) 5

(B) 20

(C) 100

(D) 120



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Answer 1

Resposta:

5x+20=120

5x=120-20

5x=100

x=100/5=20

x=20

Resposta: letra b

Answer 2

5x + 20 = 120

5x = 120 - 20

5x = 100

x = 100/5

x = 20

R.: (B) 20