Answer:
12/25
Step-by-step explanation:
There are 5 multiples of 5, 4 multiples of 6, and 3 multiples of 7.
5+4+3=12
There are 25 cards
in y = mx + b the gradient is m
in y = 4 - 5x = -5x + 4 the gradient is -5
126
#1
Area
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mx is your slope and b is your y-intercept