Module 5, Inv. 2 Homework due Monday 3/3
20 - 21, Use Substitution
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to solve the given system. Check your solution by substituting
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formula.
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y=3x+ll
a.
b. x=2+y
3x + 5y = 17
Sx-3y = 8
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b. x = 3y -15
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Extra Problems
1.
y=-4x+5
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2.
3x + 2y = 8
x = 3y + 10
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-x + 2
3x + 2y = 5
4. Y =
3x-4y = -15
Y = -5x - 2
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