Solve the problem.The perimeter of a rectangular room is 38 feet. The width is 7 feet. Find the length.
A. 31 ft
B. 12 ft
C. 11 ft
D. 13 ft
Answer: B
Mathematics
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Simplify the algebraic expression by removing parentheses and brackets.(8y + 9) - (3y - 1)
A. 5y - 10 B. 5y + 10 C. 5y + 8 D. 11y + 10
Mathematics
Graph the function.f(x) = x - 
A. 
B. 
C. 
D. 
Mathematics
Use the graph of the function to estimate the x-intercepts.f(x) = -x2 + 4x + 5
A. x = 4, x = 5 B. x = -5, x = 1 C. x = -1, x = 5 D. x = -5, x = -1
Mathematics
Rationalize the denominator and simplify.
A. 
B. 
C. 
D. 
Mathematics