raechellyazzie2 raechellyazzie2

12-04-2018
Mathematics

contestada

Solve the following system of equations. Enter the y-coordinate of the solution. Round your answer to the nearest tenth.

5x+2y=21
-2x+6y=-34

please help.

Respuesta :

calculista calculista

12-04-2018

we know that

using a graph tool
see the attached figure

the solution is
x=5.7
y=-3.8

the answer is y=-3.8

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