Evaluate the expression without using a calculator.

What will be an ideal response?


Mathematics

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Determine whether the given ordered pair is a solution to the given system of equations.(3, -2); 

A. Yes B. No

Mathematics

Perform the division. Write the answer with positive exponents.

A. 3x3 + 25x11 - 40x9 + 25x7 + 7x6
B. 15x12 + 5x2 - 8 +  + 
C. 3x3 + 5x2 - 8
D. 3x3 + 5x2 - 8 +  + 

Mathematics

Solve the problem.Jean is paid 7.0% of all sales plus 5.75% of all sales over $5500. Find Jean's gross pay from total sales of $12,700.

A. $799.00 B. $1303.00 C. $79,900.00 D. $1619.25

Mathematics

Solve the problem.A farmer has 800 yards of fencing to enclose a rectangular garden. Express the area A of the rectangle as a function of the width x of the rectangle. What is the domain of A?

A. A(x) = -x2 + 400x; {x|0 < x < 400} B. A(x) = x2 + 400x; {x|0 < x < 400} C. A(x) = -x2 + 800x; {x|0 < x < 800} D. A(x) = -x2 + 400x; {x|0 < x < 800}

Mathematics