melenadunlap02 melenadunlap02

29-01-2021
Mathematics

contestada

у = 2x X + y = 9
Solve please

Respuesta :

noahfinnley98 noahfinnley98

29-01-2021

Answer:

(3, 6) or x = 3 and y = 6

Step-by-step explanation:

у = 2x, x + y = 9 (using substitution)

x + 2x = 9

3x = 9

x = 3

y = 2x

y = 2(3)

y = 6

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