Determine if the given integer value for the variable is a solution to the equation.7n = 56 - n; 7
A. solution
B. not a solution
Answer: A
Mathematics
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Write the sum without sigma notation and evaluate it.
A. 2 cos ? + 2 cos 
+ 2 cos 
+ 2 cos 
= 3 + 
B. 2 cos ? + 2 cos 
+ 2 cos 
+ 2 cos 
= -2 + 
+ 
C. 2 cos ? + 2 cos 
+ 2 cos 
+ 2 cos 
= -1 + 
D. 2 cos ? + 2 cos 
= -2 + 
Mathematics
Write the decimal as a percent.0.074
A. 74% B. 7.4% C. 0.074% D. 0.0074%
Mathematics
Insert a decimal point in the product.0.0013 × 0.0054 = 702
A. 702. B. 0.0000702 C. 0.000001 D. 0.00000702
Mathematics
Find the equation of the line through the given pair of points in standard form using only integers.(-5, 2) and (4, 8)
A. 8x - 9y = -48 B. 6x - 9y = -44 C. 6x - 9y = -48 D. 6x - 5y = -48
Mathematics