nyy83 nyy83
  • 04-09-2020
  • Mathematics
contestada

if 3x = y - 5 and x = -4, then y = ?
A)-7
B)3
C)7
D)17
E)9

Respuesta :

Romanreigns404
Romanreigns404 Romanreigns404
  • 04-09-2020

Answer:

3×(-4) = y - 5

= ) -12 = y -5

=) -12 +5 =y

=) -7 = y

y =-7

Answer Link
Sueraiuka
Sueraiuka Sueraiuka
  • 04-09-2020

Answer:

Answer: Option A.

Step-by-step explanation:

Hey here!!

Given is 3x = y - 5......(i)

And x= -4.

Substituting the value of x in equation (i). We get,

[tex]3 \times ( - 4) = y - 5[/tex]

[tex] - 12 = y - 5[/tex]

Therefore, y = -7.

Hope it helps...

Answer Link

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