Solve the system of equations -7x - 6y = 4 x= -3y + 8

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13-05-2018
Mathematics

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Solve the system of equations -7x - 6y = 4 x= -3y + 8

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jack42405 jack42405 · Answer 1 · 2018-05-13T15:31:23+02:00

jack42405 jack42405

13-05-2018

You can use the substitution method for this problem
Since -3y+8=x you can
Use the equation -7(-3y+8) -6y=4
You then distribute and solve
21y-56-6y=4
15y=60
Y=4
You then plug y into one of the original equations
X=-12+8
X=-4
(-4,4)

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ninjathan300 ninjathan300 · Answer 2 · 2021-06-18T00:44:31+02:00

ninjathan300 ninjathan300

18-06-2021

Answer:

X = -4

Y = 4

Step-by-step explanation:

Look at attachment:

Hope this helps! :)

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