Use the substitution method to solve the system of linear equations. If the system has an infinite number of solutions, use set-builder notation to write the solution set. If the system has no solution, state this.9x + 9y = 9 -7x - 5y = -5
A. (-1, 2)
B. (0, 1)
C. (0, 2)
D. No solution
Answer: B
Mathematics
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Graph.x = 5y2 + 3
A. 
B. 
C. 
D. 
Mathematics
Use the fundamental identities and simplify the expression to get a numerical value.
A. 1 - sin x B. -sec2 x C. 1 D. 0
Mathematics
Determine whether the equation defines y as a function of x.x = y2
A. y is a function of x B. y is not a function of x
Mathematics
Divide the real numbers. Write any improper fraction as a whole or mixed number where appropriate.32 ÷ 
A. -10 B. 10 C. -11 D. -9
Mathematics