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alohaxjim
alohaxjim alohaxjim
  • 10-01-2017
  • Mathematics
Answered

use substitution to solve each system of equations

c-5d=2

2c+d=4

Verified Answer :

alkhalidisara
alkhalidisara alkhalidisara
  • 10-01-2017

2x-y = -4 OR y = 2x+4

-3x+y=44

-3x + (2x+4)= 44



-x = 40

x = -40 and y = -76 (2*-40 + 4)

c-5d=2 OR c = 5d + 2

2c + d =4

2(5d+2) + d = 4

11d = 0

d = 0 and c = 2

Answer Link
michell19
michell19 michell19
  • 10-01-2017

2x-y = -4 OR y = 2x+4

-3x+y=44

-3x + (2x+4)= 44

-x = 40

x = -40 and y = -76 (2*-40 + 4)

c-5d=2 OR c = 5d + 2

2c + d =4

2(5d+2) + d = 4

11d = 0

d = 0 and c = 2

Answer Link

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