State the phrase as a mathematical expression. Use x to represent the variable.Five times a number, added to 30
A. 5 ? 30 + x
B. 5x
C. 5x + 30
D. 5(x + 30)
Answer: C
You might also like to view...
Solve the problem.Find the area A and circumference C of a circle of diameter 20 yd. Use 3.14 for ?. Round the result to the nearest tenth.
A. A = 62.8 yd2; C = 62.8 yd B. A = 125.6 yd2; C = 31.4 yd C. A = 1256 yd2; C = 31.4 yd D. A = 314 yd2; C = 62.8 yd
Evaluate. 64
A. 1,296 B. 216 C. 24 D. 4,096
Missed work hours caused by one of a class of industrial accidents has a probability density function f (t) = 
e-t + 
e-t/2 + 
e-t/3 where t is measured in hours.What proportion of these accidents result in more than 9 missed work hours?Enter just a real number to two decimal places.
Fill in the blank(s) with the appropriate word(s).
Add or subtract horizontally.Add -5x4 - 6x3 - 3x2 + 6x - 9, -5x2 + 4x, and -5 + 3x2 + x3 - 2x4.
A. -7x4 - 5x3 - 5x2 + 10x + 14 B. -7x4 - 5x3 - 5x2 - 10x - 14 C. -7x4 - 5x3 - 5x2 + 10x - 14 D. -7x4 - 5x3 + 5x2 + 10x - 14