Answer:
A is 1/2
B is 2
C is -2
Step-by-step explanation:
hope this helps :3
if it did pls mark brainliest
 
        
             
        
        
        
Answer:
PLS HELP!!!! ASAP
Like terms 3x, 2x
Different terms 4y, 7z
Step-by-step explanation:
Example similar terms
3x + x = 5x
Example different terms
4 years + 7z
 
        
             
        
        
        
Answer:
Step-by-step explanation:
Distributive property: a(b +c) = (a*b) + (a*c)
45 = 40 + 5
5* 45 = 5* (40 + 5)
          = 5*40 + 5*5
          = 200 + 25
          = 225
 
        
             
        
        
        
Answer: $2.50
for rounding to the tenths, look at the hundredths place and if it is more than 5 round up :)
        
             
        
        
        
Answer:
10
Step-by-step explanation:
5+5=10