Muzhdahhamidi Muzhdahhamidi

01-05-2020
Mathematics

contestada

y=6xy = 5x + 7 substitution

Respuesta :

ghanami ghanami

05-05-2020

Answer:

Step-by-step explanation:

hello :

y=6x...(*)

y = 5x + 7...(**)

by (*) put the value of y in(**) :

6x=5x+7

6x-5x=7

x=7 but y=6x so : y=42

the system solution is (7,42)

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