dwightwilliamsjr04 dwightwilliamsjr04

11-06-2021
Mathematics

contestada

y = -4x - 5
y = 3x - 2

Is (3, 7) a solution of the system?

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pema3tshomo pema3tshomo

11-06-2021

Answer:

x=-3/7 and y=_23/7

Step-by-step explanation:

y=-4x-5 and y=3x-2

using comparison method

-4x-5=3x-2

-4x-3x=-2+5

-7x=3

x=3/-7

substituting the value of x

y=3x-2

=3×(-3/7)-2

=-9/7-2

=-9-14/7

=-23/7

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