Answer:
b
Step-by-step explanation:
a: is not because in the distribution property, the answer would be for a, 9x+63.
b: yes.
c: it's subtracting, not adding. The question states adding
d: 7 is not the one being multiplied in the question, 9 is. Therefore b is right
The explaining is not good but im pretty sure it's b..
 
        
             
        
        
        
Answer:
X= 75, Y=30 there you go!
Step-by-step explanation:
 
        
             
        
        
        
Answer:
q ≥ 3
Step-by-step explanation:
add 1 to both sides and there you have your answer!
2 ≤  q-1
+1       +1
3 ≤  q
or
q ≥ 3
 
        
                    
             
        
        
        
Answer:
Rounding up to the nearest hundredth, 907.49
Step-by-step explanation:
10% of 824.99 is 82.499 so all you have to do is 824.99 + 82.499 which will get you 907.48900 and rounding to the nearest hundreth will get you 907.49
 
        
                    
             
        
        
        
Answer:
we use distributive property.
Step-by-step explanation:
for example:
4(5x+7)=
4x5x=20x
4x7=28
so the answer is:
20x+28
hope this helps : )