zion1086 zion1086
  • 18-11-2018
  • Mathematics
contestada

Solve the system of equations then solve for x

Solve the system of equations then solve for x class=

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itmye84 itmye84
  • 18-11-2018

On step 2 you already substituted for y, from there you can solve for x:

7x + 2(3 - 3x) = 1  

Multiply 2 into (3 - 3x)

7x + 6 - 6x = 1  

Combine like terms

x + 6 = 1  

Subtract 6 on both sides

x = -5

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