Question 5(Multiple Choice HELP QUICKKKKKKJJ Worth 1 points) (04.02 LC) Solve the following system of equations: x + 3y = -4 X + 5y = -6 (1, 1) (-1, 1) (1, -1) (-1,-1)

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asked Aug 21, 2022 91.9k views

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Question 5(Multiple Choice

HELP QUICKKKKKKJJ
Worth 1 points)
(04.02 LC)
Solve the following system of equations:
x + 3y = -4
X + 5y = -6
(1, 1)
(-1, 1)
(1, -1)
(-1,-1)

Mathematics
middle-school

Aco asked

by Aco

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2 Answers

2 votes

(-1,-1)
-x+-3y=4
x+5y=-6
2y=-2
y=-1
x+3(-1)=-4
x-3=-4
+3=+3
x=-1

Todd Yandell answered Aug 22, 2022

by Todd Yandell

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5 votes

Y=(-4-x)/3
Y=(-6-x)/5
(-4-x)/3=(-6-x)/5
-20-5x=-18-3x
-5x+(3x)=-18+20
-2x=2
X=2/-2=-1

-1+5Y=-6
5Y=-6+1
5Y=-5
Y=-1

Gary Elliott answered Aug 25, 2022

by Gary Elliott

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