Use the given values of the variable to make a horizontal table of solutions for the equation.x + y = 10, y = -7, 0, 7, 8
A. 
B. 
C. 
D. 
Answer: A
Mathematics
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Use Gauss-Jordan elimination to find the solution. Write the solution as an ordered triple. 6x + 7y - z = 76 x + 7y - 3z = 19-7x + y + z = -53
A. (-9, 6, 4) B. (9, 4, 6) C. (9, 6, 4) D. (-9, 4, 18)
Mathematics
Find the axis of symmetry of the function.f(x) = 9x - x2
A. x = - 
B. x = 
C. x = - 
D. x = - 
Mathematics
Graph the equation.r = 2 + sin ?
A. 
B. 
C. 
D. 
Mathematics
Answer the following statement(s) true (T) or false (F)
The lattice method of multiplication originated in 10th century India.
Mathematics