solving first degree equation and rational numbers

Find c, if 5c - 2 = 33.

• 7

• 9

• 11

• 4

Find the value of x if

7x +3+2= 26

• 3

• -3

• 0

• 21

Solve

6z+10=-2

• z= -2

• z=3

• z=8

• z=6

What is the value of x in

3x+9=99

• -30

• -3

• 30

• 3

3 (x - 2) = 9

• x = 5
• x = 7
• x = 6
• x = 8

Find the value of x :

11x − 21  = 100  

• 24

• 22

• 11

• 7

If    $\frac{a}{b}$  is a rational number and a b = zero, then ………

 $\cdot$  

• a = 0 , b ≠ zero

• a ≠ 0 , b ≠ zero

• a = 0 , b = zero

• a ≠ 0 , b = zero

0.3

• $\frac{3}{100}$

• $\frac{3}{99}$

• $\frac{3}{10}$

• $\frac{1}{3}$

 $\ If\ \frac{3-x}{x-5}\ =0\ ,\ then\ x\ =......$  

• 3

• -3

• 5

• -5

 $If\ \frac{7}{x-5}\ \in Q\ ,then\ x\ \ne.....$  

• -7

• 5

• -5

• 10