3x = 18 - 3 times girls = # boys = 18
x = 6 - # of girls in the class
The 4th selection is appropriate.
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Desmos.com has a wonderful graphing calculator. They also have apps for Android and iOS phones and tablets. Of course, your TI-83/84 or equivalent will do this, too.
Answer:
31
Step-by-step explanation:
124/4 = 31 pages per one fourth of the book
If your brother reads one fourth of the book then he reads 31 pages.
So for number there are 6 possible outcomes nad 5 is one of them so 1/6
He next one there are 2 outcomes and heads is 1 outcome so 1/2
For the next one you have to multiply them together so you get 1/12
And the events are independent because whatever you roll on the die won’t affect the coin(it actually does on a very small scale but I don’t think you go into that much detail for high school maths)
Answer:
Step-by-step explanation:
we know that
The formula to calculate the slope between two points is equal to
we have the points
(26, 7) and (-39, 12)
substitute the values in the formula
simplify