Sarah and Monika need to divide accessories. They decided to sell a scarf and to share its value. What percent of the value will each of the girls get?
a. Sarah gets 25%, and Monika gets 75%.
b. Sarah gets 33%, and Monika gets 67%.
c. Sarah gets 50%, and Monika gets 50%.
d. Sarah gets 67%, and Monika gets 33%.
b. Sarah gets 33%, and Monika gets 67%.
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Provide an appropriate answer.Find when r = -5 and s = -3 if w(x, y, z) = xz + y^2, x = 2r + 5, y = r + s, and z = r - s.
A. = -25
B. = -18
C. = -20
D. = -4
Multiply the monomials.
A. x18
B. - x18
C. - x9
D. x9
Find the intersection of the given intervals.(4, ?) ? [13, ?)
A. (4, 13] B. (-?, ?) C. (4, ?) D. [13, ?)
Write the system
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as a matrix equation AX = B, where A is the coefficient matrix of the system, X is a column matrix of variables, and B is the column matrix of constants. Multiply each side of the equation on the left by the matrix inverse of A to obtain an equivalent system of equations and solve it.
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Please enter your answer in the form x = , y = , z = .
What will be an ideal response?