Solving Equations & Inequalities
-138 > -6(6b-7)
b > 5
f(x)= 4x + 2; Find f(0)
2
What are two things you can never eat for breakfast?
Lunch and Dinner
Peter’s salary is twice Ann’s salary and half of David’s salary. Then the average salary of Ann and David is Peter’s salary.
a. equal to
b. larger than
c. depends on salary
d. there is no correct answer
b. Larger than
6v(2v+3)
12v2 + 18v
28 - k > 7(k-4)
k < 7
f(x)= -3 |x-4| ; Find f(3)
What is always coming but never arrives?
Tomorrow
Ann and Kate have 80 dollars together. If Kate buys ice-cream for 5 dollars, then Kate will have double Ann’s money. How much money does Ann have?
2x(-2x - 3)
-4x2 - 6x
-5n - 6n < 8 -8n -n
n > -4
f(x)= x+ 6; Find f(3.8)
9.8
What can get wetter the more it dries?
A towel
In a forest 4/7 of all the trees are conifer and the rest are leaf-bearing. Among the leaf-bearing trees 7/15 are oak and 2/3 of these oaks are new. There are 160 old oaks in the forest. How many trees in all are in the forest?
2400
(2n + 2)(6n + 1)
12n2 + 14n + 2
-2(5+6n) < 6(8-2n)
All Real Numbers
f(x)= -3x : Find f(3/5)
- 9/5
What can be broken but never held?
A promise
Two cyclists start biking from a trail’s start 3 hours apart. The second cyclist travels at 10 miles per hour and starts 3 hours after the first cyclist who is traveling at 6 miles per hour. How much time will pass before the second cyclist catches up with the first from the time the second cyclist started biking?
4 1/2 hours
(7k - 3)(k2 - 2k + 7)
7k3- 17k2 + 55k - 21
-6(1+7k)+(1+6k)<-2
No Solution
f(x)= 2x; find ( - 9/50)
- 18/5
what word is spelled incorrectly in every single dictionary?
incorrectly
Jim can fill a pool carrying buckets of water in 30 minutes. Sue can do the same job in 45 minutes. Tony can do the same job in 1 ½ hours. How quickly can all three fill the pool together?
a. 12 minutes
b. 15 minutes
c. 21 minutes
d. 23 minutes
e. 28 minutes
B. 15 Minutes
(n2 + 6n - 4)(2n - 4)
2n3 + 8n2 - 32n + 16