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4x + y = -24 y + 2x = -8 How would I solve by substitution step by step?
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24 votes
4x + y = -24
y + 2x = -8
How would I solve by substitution step by step?

User Wbkang
by
8.2k points

1 Answer

3 votes
Solve for y in the second equation by subtracting 2x from the left and the right;
Y= -8 -2x
Y=16x
Now sub 16x in the top equation
4x + 16x =-24
20x= -24
Divide left and right by 20
-6/5
User Jocassid
by
8.2k points
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