jordonaahd0078
jordonaahd0078 jordonaahd0078
  • 12-10-2020
  • Mathematics
contestada

how would you substitute this equation?​

how would you substitute this equation class=

Respuesta :

LammettHash
LammettHash LammettHash
  • 12-10-2020

If y = x and y = z, then by substitution we can say x = z.

In this case, substitution gives us

-1/2 x - 2 = -3/2 x + 2

and we can solve for x :

3/2 x - 1/2 x = 2 + 2

x = 4

then solve for y :

y = -1/2 x - 2

y = -1/2 * 4 - 2

y = -2 - 2

y = -4

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