Use the given information to write an equation. Let x represent the number described in the exercise. Then solve the equation and find the number.Twenty-nine increased by a number equals fifty-two.
A. 29 + x = 52; 23
B. 29 - x = 52; -23
C. 29 + 52 = x; 81
D. 29x = 52; 1.79
Answer: A
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Solve the problem.A pendulum bob swings through an arc 80 inches long on its first swing. Each swing thereafter, it swings only 75% as far as on the previous swing. What is the length of the arc after 12 swings? Round to two decimal places.
A. 660.00 inches B. 2.53 inches C. 3.38 inches D. 1.90 inches
Explain how the graph of f can be obtained from the graph of y = 
or y = 
. f(x) = 
A. Stretch the graph of y = 
vertically by a factor of 8 and shift to the right 4 units.
B. Stretch the graph of y = 
vertically by a factor of 8, reflect across the x-axis, and shift to the left 4 units.
C. Stretch the graph of y = 
vertically by a factor of 8, reflect across the x-axis, and shift to the right 4 units.
D. Stretch the graph of y = 
vertically by a factor of 8 and shift to the left 4 units.
Solve for x.4x = 
A. x = 
B. x = 
C. x = -4
D. x = 4
Add. Simplify, if possible.
+ 
A. 1
B. 
C. 
D. 