Write a numerical expression for the phrase and simplify it.The sum of eight and negative seven, decreased by four
A. [8 + (-7)] + 4; 5
B. [8 + (-7)] - 4; -3
C. [8 - (-7)] - 4; 11
D. [8 + (-4)] + 7; 11
Answer: B
Mathematics
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Graph.y2 - x2 = 
A. 
B. 
C. 
D. 
Mathematics
Use the Pythagorean Theorem to find the missing side of the right triangle.
A. 2
B. 22
C. 4
D. 
Mathematics
Fill in the blank with one of the words or phrases listed below. 
A polynomial with exactly 2 terms is called a(n) 
.
A. greatest common factor B. trinomial C. monomial D. binomial
Mathematics
Evaluate and simplify completely. Write your answer as a mixed number if possible.9
+ 12
A. 9
B. 21
C. 20
D. 22
Mathematics