Linear Equations

Answer all of the following

1. Solve

(a) x+3=0
(b) x-7=0
(c) x+2=5
(d) x-4=2

2. Solve

(a) 2x+4=0
(b) 5x-3=17
(c) 3x+5=23
(d) (1/2)x=9


3. Solve

(a) 1-x = 5
(b) 9-2x=7
(c) (1/5)(3-x)=10
(d) (1/3)x=(2/5)

4. Solve

(a) 1-3x=x+5
(b) 7-x=3x-1




Happy trying

hafsah ...

huffy64@yahoo.com

modulus

Answer all of the following.

1. Find the solution set for

(a)| x |> 3 (b) |x| < 7

2. Find the solution set for

(a) | x-2|< 5 (b) |x+7| > 12

3. Find the solution set for the following

(a) |2x+5| < 20 (b)| (1/3)x-8| >6

4. Find the solution set for the following

(a) |7x-3| <| x+2| (b) | 5-3x| >| 5x -1|


Happy trying !
Hafsah....
huffy64@gmail.com

Whole number - Combined operations

Answer all of the following.

1. Calculate 12-4+7


2. Calculate 3x20-7x4


3. Calculate 72 - 2x15+3


4. Evaluate 48/(8-5)


5. Evaluate 32/8 + 49/7



Happy Trying

Hafsah
huffy64@gmail.com