lesliefirsten
lesliefirsten lesliefirsten
  • 07-10-2020
  • Mathematics
contestada

-3x + 8 = 17 and 1 + 4x = -15

Respuesta :

lucic
lucic lucic
  • 07-10-2020

Answer:

1) x= -3

2) x=-4

Step-by-step explanation:

The first equation is :

-3x+8=17

solving for x

-3x=17-8 ------------by collecting like terms

-3x=9

Divide both sides by -3

-3x/-3=9/-3

x= -3

In the second equation

1+4x= -15

solving for x

4x=-15-1

4x = -16

x=-16/4

x= -4

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