Lisa want to ask her mom if he can buy ticket to the carnival with her friend if he saved 45.67 and each ticket cot 5.50 how man
2 answers:
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Answer:
m = -1, c = 2
Step-by-step explanation:
if A ( 3, 5) and B (1, 4) lie on the graph of the line mx + cy = 7, then their coordinates satisfy the equation of the line:
A:
B:
From the second equation:
Substitute it into the first equation: