SOLUTION: This is causing stress and can not figure it out?
Solve the system by addition or substitution.
20x – 5y = –12
y = 4x + 3
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Question 94411: This is causing stress and can not figure it out?
Solve the system by addition or substitution.
20x – 5y = –12
y = 4x + 3
Answer by jim_thompson5910(35256) (Show Source): You can put this solution on YOUR website!
Plug in y = 4x + 3
Distribute
Add 15 to both sides
Combine like terms on the left side
Combine like terms on the right side
Simplify
Since this equation is never true for any x value, this means there are no solutions.
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