Determine if the given value of the variable is a solution to the equation.
= 20 + x; 15
A. not a solution
B. solution
Answer: A
Mathematics
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Divide, if possible. Write the answer in simplest form.
÷ 
A. 
B. 
C. 
D. 
Mathematics
Collect like terms.
x + 
y - 
x - 
y + 20
A. 2x + 
y + 20
B. 
x + 
y + 20
C. 2x + 
y + 20
D. 2x + 
y + 20
Mathematics
Multiply and simplify.
? 
A. 1
B. 
C. 0
D. 
Mathematics
Find the distance between the points:
?
, ?
?
A. 
B. 
C. 
D. 
E. 
Mathematics