strader21 strader21

02-02-2021
Mathematics

contestada

Solving by substitution- Day 1
solve the following system of equations y=9x-9 y=9

Respuesta :

beautifulmind2468 beautifulmind2468

02-02-2021

Answer:

(x, y) = (2, 9)

Step-by-step explanation:

y = 9x - 9

y = 9

Substituting the value of y ( second equation) into the first eqaution, we get:

9 = 9x - 9

18 = 9x

x = 2.

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