Find the difference. Subtract horizontally.(2y + 10) - (-8y + 7)
A. -10y - 3
B. 13y
C. 10y + 17
D. 10y + 3
Answer: D
Mathematics
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Add or subtract. Simplify your answer to lowest terms.
+ 
A. 
B. 
C. 
D. 
Mathematics
Provide an appropriate response.Is this proportion true or false: 
= 
? Which method did you use to determine the answer?
What will be an ideal response?
Mathematics
Determine whether it is true or false that the given number is a solution of the equation.-4; 4x = -20.
A. True B. False
Mathematics
Write the equation of the line which passes through (2, –1) and is perpendicular to the line with equation 3y – x = 1.
A) 3x + y = 5 B) 3x – y = 7 C) x + 3y = –1 D) x – 3y = 5
Mathematics