Provide an appropriate response.By using matrix reduction, solve the system: 
What will be an ideal response?
x1 = 5 - x3 - x4, x2 = -2 + 2x3, x3 = x3, x4 = x4
Mathematics
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Replace the Cartesian equation with an equivalent polar equation.y = 10
A. r = 10 csc ? B. r = 10 sin ? C. r = 10 sec ? D. r = 10 cos ?
Mathematics
Write the vector in the form 
A. 
B. 
C. 
D. 
Mathematics
Simplify the expression.53 - (-9)2
A. 206 B. -66 C. 33 D. 44
Mathematics
Determine the value of each variable.[9 b -7] + [a 5 c] = [-5 1 9]
A. a = -14; b = -4; c = 16
B. a = 14; b = 4; c = -16
C. a = - 
; b = 
; c = - 
D. a = 4; b = 6; c = 2
Mathematics