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Which value of x is a solution for the given equation?
A) 5
B) 7
C) 9
D) 13
2)
Which value of x is a solution for this equation?

7 − 4x = −12 − 3x
A) 5
B) 7
C) 19
D) 23

Which value of x is a solution for the given equation A 5 B 7 C 9 D 13 2 Which value of x is a solution for this equation 7 4x 12 3x A 5 B 7 C 19 D 23 class=

Respuesta :

Answer:

C. 19

Step-by-step explanation:

7 - 4X = -12 - 3X

7 - 4X +12 = -3X

19 = +4X -3X

19 = X

Tasyha

Answer:

1. C) 9

2. C) 19

Step-by-step explanation:

[tex]1)5x + 12 = 57[/tex]

➡️ [tex]5x = 57 - 12[/tex]

➡️ [tex]5x = 45[/tex]

➡️ [tex]x = 9[/tex] ✅

‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐‐

[tex]2)7 - 4x = - 12 - 3x[/tex]

➡️ [tex] - 4x + 3x = - 12 - 7[/tex]

➡️ [tex] - x = - 19[/tex]

➡️ [tex]x = 19[/tex] ✅

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