Provide an appropriate response.Suppose you have to solve the following problem: "The length of a rectangle is 5 ft more than its width and its area is 84 square feet. Find its width and length." Let x represent the width of the rectangle and translate the problem into an equation. Do not solve the equation.
Fill in the blank(s) with the appropriate word(s).
x(x + 5) = 84
Mathematics
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Use the rules for exponents to rewrite the expression and then evaluate the new expression. 
A. 0 B. -12 C. 1 D. -4
Mathematics
Provide an appropriate response.Perform the indicated operation, leaving the answer in lowest terms: 
- 
=
A. 
B. 
C. 
D. 
Mathematics
Solve the problem.Jackie's sisters weigh 117 lb, 142 lb, 121 lb, and 126 lb. The average female in her city weighs 136.2 lb. How much does Jackie weigh if she and her sisters have an average weight of 136.2 lb?
A. 126.5 lb B. 126 lb C. 175 lb D. 128.4 lb
Mathematics
Provide an appropriate response.Determine the value of each variable.
= 
A. x = - 3 y = - 4 k = - 1 B. x = 6 y = 0 k = - 1 C. x = 3 y = - 4 k = - 1 D. x = - 3 y = 4 k = - 1
Mathematics