kynsigirl
kynsigirl kynsigirl
  • 13-11-2020
  • Mathematics
contestada

can someone please please help me? with a reasoning? :(

can someone please please help me with a reasoning class=

Respuesta :

sand75
sand75 sand75
  • 13-11-2020

Answer:

a) 3x + y = -5 & b) y = 1/3 ( 21- 9x )

Step-by-step explanation:

a)

3x + y = -5

y = -3x -5

b)

y = 1/3 ( 21 - 9x)

y = -3x + 7

y = 3x + 2.5

the slop is to be same in the parallel lines. slop means m in ( y = mx + c )

so a) & b) are parallel lines. since their m is -3 .

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