In the following exercises, determine whether each ordered pair is a solution to the given inequality. 241. Determine whether each ordered pair is a solution to the inequality 3 x − 4 y > 4 : (a) ( 5 , 1 ) (b) ( − 2 , 6 ) (c) ( 3 , 2 ) (d) ( 10 , − 5 ) (e) ( 0 , 0 )
In the following exercises, determine whether each ordered pair is a solution to the given inequality. 241. Determine whether each ordered pair is a solution to the inequality 3 x − 4 y > 4 : (a) ( 5 , 1 ) (b) ( − 2 , 6 ) (c) ( 3 , 2 ) (d) ( 10 , − 5 ) (e) ( 0 , 0 )
x=26
(x-1)
X²X-
x²2x
9. Linda's Bakery sells three kinds of cookies: chocolate chip
cookies at 15 cents each, oatmeal cookies at 20 cents each,
and peanut butter cookies at 25 cents each. Charles buys some
of each kind and chooses three times as many peanut butter
cookies as chocolate chip cookies. If he spends $4.10 on
19 cookies, how many oatmeal cookies did he buy?
7 more
10.
Find the vertex, x,y, where x= -b/2a
y=x2-8x+15
b. Explain why V2x + 1+ 4 = -1 has no real solutions.
Elementary Statistics: Picturing the World (7th Edition)
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