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Plz Help I dont understand this. solve for y and x Substitution Method. 1) 2x + 8y = 20 2) x = 5 y = 2 2x + y = 10

Plz Help I dont understand this. solve for y and x Substitution Method. 1) 2x + 8y = 20 2) x = 5 y = 2 2x + y = 10
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Plz Help I dont understand this.

solve for y and x Substitution Method.


1) 2x + 8y = 20 2) x = 5
y = 2 2x + y = 10

User Lena Schimmel
by
8.2k points

1 Answer

4 votes
Basically substitute y into the first equation: 2x+8(2)=20 and solve. Then plug in x to the second equation etc.
User Rommel
by
7.6k points
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