Translate the sentence into an equation. Use x to represent the unknown number. Do not solve.The product of 4 and the difference of a number and 7 is the same as the sum of the number and 30.
A. 4(x - 7) = x + 30
B. 7 - 4x = x + 30
C. 4(7 - x) = x + 30
D. 4x - 7 = x + 30
Answer: A
Mathematics
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Determine the standard equation of the ellipse described.Foci at (0, -2) and (0, 2); length of the major axis is 14 units.
A. 
+ 
= 1
B. 
+ 
= 1
C. 
+ 
= 1
D. 
+ 
= 1
Mathematics
Add or subtract, as indicated.0.15 - 0.92
A. -1.07 B. 0.138 C. -0.97 D. -0.77
Mathematics
Convert the units.759 mm = cm
A. 75.9 cm B. 7.60 cm C. 75,900 cm D. 7590 cm
Mathematics
Solve.Use the following graph to solve x2 + 4x - 5 = 0.y = x2 + 4x - 5
A. -5, -1 B. 5, 1 C. -5, 1 D. -1, 5
Mathematics