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12-04-2020
Mathematics

contestada

2) If -5 + 4x = 6x, then 4x =_ _?
A) 5/2
B) -10
C) -5
D) -20

Respuesta :

12-04-2020

Answer:

B

Step-by-step explanation:

[tex] - 5 + 4x = 6x \\ 6x - 4x = - 5 \\ 2x = - 5 \\ x = \frac{ - 5}{2} [/tex]

So

[tex]4x = \frac{ - 5}{2} \times 4 \\ = - 10[/tex]

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