Answer:
3x + 30
Step-by-step explanation:

3x + 30 would be an equivalent expression. 
Hope this helps.
 
        
             
        
        
        
First you'll have to bring the equation in form y = mx + b.
4y = -x - 32
y = -1/4 x - 8
So the slope is -1/4 and y-intercept is -8
Hope this helps :)
        
                    
             
        
        
        
I have memorized facts about fractions like these, so can tell you ...

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A fraction with 9 as a denominator is a repeating 1-digit decimal with the decimal digit being the numerator of the fraction.
A fraction with 11 as a denominator is a repeating 2-digit decimal with the two digits being 9 times the numerator of the fraction.
1/8 = 0.125, so any multiple of 1/8 is that multiple of 0.125.
 
        
             
        
        
        
Answer:
y=5x+3
Step-by-step explanation:
I learned it in school :)
 
        
                    
             
        
        
        
It would be: 289*24/100 = 6936/100 = 69.36