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y = 9 + 6
y = 15
B. 2x-15y=13; (.97/8.. , 3\4)
2x - 15.(3/4) = 13
2x - (45/4) = 13
2x = 13 + 45/4
2x = 97/4
x = 97/8
C.Y= 6x-7; (2,.5...)
y = 6.(2) - 7
y = 12 - 7
y = 5
D.-x+12y=7; (..2. , 3/4)
-x + 12.(3/4) = 7
- x + 9 = 7
- x = -2
x = 2