Part 1. how many solutions will the following system of linear equations have?
–2x + 4y = –7
y = -1/2x + 5
a.) 0
b.) 1
c.) 2
d.) infinite
part 2. for which system of equations is (5, 3) the solution?
a.) 3x – 2y = 9
3x + 2y = 14
b.) x – y = –2
4x – 3y = 11
c.) –2x – y = –13
x + 2y = –11
d.) 2x – y = 7
2x + 7y = 31
part 3. solve the system of equations.
8x – 3y = 1
–2x + 3y = 11
a.) (–1, –3)
b.) (–1, 3)
c.) (2, 5)
d.) (5, 2)

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