hwhelpbybenny hwhelpbybenny
  • 22-07-2019
  • Mathematics
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Please help with this question! 25 points will be rewarded.

Please help with this question 25 points will be rewarded class=

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Аноним Аноним
  • 22-07-2019

Answer:

C.  2x - 3(-3x - 4) = -21.

Step-by-step explanation:

y + 3x = -4

2x - 3y = -21

From the first equation y = -3x - 4.

Substituting this for y in the second equation, we have:

2x - 3(-3x - 4) = -21.

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