Y + -4 = 9  (this means y plus negative 4 equals 9)
y -4 = 9 
  +4    +4
y  = 13 
        
             
        
        
        
Answer:
-4x + 12 = 20 is incorrect. she added 12 to 20 instead of subtracting 12 from both sides.
Step-by-step explanation:
It should have been, write problem
-4(x - 3) = 20
Use distributive property.
-4x + 12 = 20
subtract 12 from each side
-4x =8 
divide each side by -4
x = -2
 
        
             
        
        
        
Answer:
a. 125
b. 25/64
c. 0.25
d. 343
e. 49/4
f. 0.81
Step-by-step explanation:
multiply by the same number by the amount of times the power tells you
b. 5*5 = 25         8*8= 64
c. 5*5 = 25         0.5*0.5 = 0.25
d. 7*7*7 = 343
e. 7*7 = 49         2*2= 4
f. 9*9 = 81        0.9*0.9= 0.81
 
        
             
        
        
        
Answer:
Option C will be the answer.
 
        
             
        
        
        
Answer:
<h2>A. 2x² + 5x + 1</h2>
Step-by-step explanation:
