Solve the equation using the square root property.x2 = 
A. 
B. 
C. 
D. 
Answer: C
Mathematics
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If the line passing through the points (2, a) and (4, -5) is parallel to the line passing through the points (7, 9) and (2, a + 11), what is the value of a? ?
A. -3 B. -8 C. -7 D. -5 E. -4
Mathematics
Factor out the greatest common factor.7y + 21
A. 7y B. 21 C. 7(y + 3) D. no common factor (except 1)
Mathematics
Multiply or divide as indicated.75.221 × 100
A. 752.21 B. 7472.1 C. 7522.1 D. 772.21
Mathematics
Tell whether the expression is a monomial. If it is, name the variable(s) and coefficient, and give the degree of the monomial.-4xy3
A. Monomial; variables x, y; coefficient -4; degree 3 B. Monomial; variables x, y; coefficient -4; degree 1 C. Monomial; variables x, y; coefficient -4; degree 4 D. Not a monomial
Mathematics