Solve the problem.A rectangular Persian carpet has a perimeter of 192 inches. The length of the carpet is 20 inches more than the width. What are the dimensions of the carpet?
A. 38 inches, 58 inches
B. 76 inches, 96 inches
C. 86 inches, 106 inches
D. 58 inches, 78 inches
Answer: A
Mathematics
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Write the sentences as a system of inequalities in two variables. Then graph the system.The sum of the x-variable and the y-variable is at most -4. The y-variable added to the product of 3 and the x-variable does not exceed 12.
A. x + y > -4
x + 3y > 12
B. x + y ? -4
x + 3y ? 12
C. x + y ? -4
3x + y ? 12
D. x + y ? -4
3x + y ? 12
Mathematics
Find all values for which at least one denominator is equal to 0. Write answers using the symbol ?. Do not solve.
- 
= 
A. x ? 0, 
, 
B. x ? 0, 
, 
, 13
C. x ? 
, 
, -13
D. x ? 
, 
Mathematics
Rationalize the denominator.
A. 
B. 
C. 
D. 
Mathematics
Simplify.(5x)(9x7)(x4)
A. 45x12 B. 14x11 C. 15x12 D. 45x11
Mathematics