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1) 2x + 3y = 12 -> 3y = -2x +12 -> y = -2/3x + 4
2) 4y - 7x = 16 -> 4y = 7x + 16 -> y = 7/4x + 4
Answer:
27
Step-by-step explanation:
57 - 3 = 54. 54/2 = 27.
Answer:
a=10 and b= -12
Step-by-step explanation: