​Determine whether the given value is a solution of the equation.

Algebra
Tutor: None Selected Time limit: 1 Day

6x + 2 = 11x − 3

(a)    
x = 1

    
(b)    
x = −1

    9 − 3x = 5 + x
(a)    
x = 1

    

(b)    
x = −1

    
Feb 3rd, 2015

6x + 2 = 11x − 3

(a) 

x = 1

6 * 1 + 2 = 8
11 * 1 -3 = 8

Yes it is a solution
 

(b) 

x = −1

6 * -1 + 2 = -4
11 * -1 -3 = -14
Not a solution


   9 − 3x = 5 + x

(a) 
x = 1

9 - 3*1 = 6
5 +1 = 6 
Yes a solution
(b) 

x = −1

9 - 3* -1 = 12

5 + -1 = 4 

Not a solution

Feb 3rd, 2015

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