Write the augmented matrix for the system. Do not solve. 2x + 3z = 22 -2y + 2z = 20 6x + 4y + 3z = 10
A. 
B. 
C. 
D. 
Answer: B
Mathematics
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Solve. Round your answer to the nearest tenth, if necessary.The hypotenuse of a right triangle is 11 feet long. One leg of the triangle is 3 feet longer then the other leg. Find the perimeter of the triangle.
A. 6.1 feet B. 4.3 feet C. 26.3 feet D. 9.1 feet
Mathematics
Determine if the given value of the variable is a solution to the equation.5(9x + 2) = 45x + 10; 9
A. solution B. not a solution
Mathematics
Graph the linear function.f(x) = -2
A. 
B. 
C. 
D. 
Mathematics
Factor by grouping.m2n2 - 10mn + 16
A. (mn + 2)(mn - 8) B. (mn - 2)(mn - 8) C. (mn + 2)(mn + 1) D. Prime
Mathematics