SOLUTION: How do I solve and check the following solving by substitution. 7x + 5y = -24 x = 28 - 7y

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Question 595754: How do I solve and check the following solving by substitution.
7x + 5y = -24
x = 28 - 7y

Answer by Alan3354(69443)   (Show Source): You can put this solution on YOUR website!
How do I solve and check the following solving by substitution.
7x + 5y = -24
x = 28 - 7y
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Sub for x in the 1st equation.

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