book
Maths Puzzle
Numerical Ability
a jar of dimes and quarters contains $15.25. there are 103 coins in all. how many of each are there?
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book Other Question
All of the sections on a circular spinner with 5 equal sections. If the spinner is spun 3 times, what is the probability that an even number is spun all 3 times?
I need help with Lines.
Question is: Find the slope and y-intercept of each line. y = 2x + 3 I have the answer in the book, However I want to know how they came up with it? Answer:Slope = 2
y-intercept = 3
Thank you