Questions:
1. 2x-9=-3
The solution is x=
2. Fran swims at a speed of 2.4km/h in still water. The lazy river flows at a speed of 0.8km/h. How long will it take Fran to swim 1.6km upstream.
It will take Fran ____ hr to swim 1.6 km upstream
3. |x-6|=27
The solution set is ?
4. g(x)=10/1-2x
What is the correct domain
5. 9x-2y = -108
6x+75=y
What is the sloution of the system
6. (r^2-3+^2)(r^2+2^+2)
Multiply
7. -5y^5 + 20y^4
Factor out a factor with a negative coefficient
8. Factor the trinomial
v^2-2v + 16
The answer is ___
type N if the trinomial is not a factorable
9.27 r^2+ 18r+ 3
What is the factor
10. 3a^2+ 22a +40=0
a=___
11. A driver drove at a speed of 64mph for r hours. How far did the driver go? the algebracis expression 64 mph at r hours is d= ____ miles.
12. -3(3c+14d)
Multiply
13. 20a+12b-12a+18b=____
Collect terms
14. Simply by removing parentheses and collecting like terms
-5(b+4)-9(b+4)
simplify your answer
15. a^11.a-3
Simplify your answer. Type exponential notation with positive exponents