cam2114 cam2114
  • 13-03-2019
  • Mathematics
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Substitution to solve the linear system

Substitution to solve the linear system class=

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Anni04
Anni04 Anni04
  • 13-03-2019

y=4x+2. eq1

y=5x. eq2

4x=2-y

x=(2-y) /4

substitute in equation 2

y=5(2-y) /2

y=(10-5y)/2

4y=10-5y

9y=10

y=10/9

substitute in equation 2 or 1

substituting in equation 2

10/9=5x

x=10/45

x=10/45 y=10/9

you can verify it also.

HOPE IT HELPS!!

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