Solve the equation.4x + 6(-2x - 6) = -35 - 9x
A. 1
B. - 1
C. 
D. - 71
Answer: A
Mathematics
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Determine whether the given point is in the solution set to the given system.
9x - 9y - 6z = -116x + 3y - 3z = 1 x - y + 2z = -3
A. No B. Yes
Mathematics
Solve the equation.2(x + 5) = (2x + 10)
A. 20 B. 0 C. all real numbers D. no solution
Mathematics
Use regression to solve the problem. Round numbers to the nearest hundredth.The first column shows the independent variable (x). The second column shows the dependent variable (y).
Find the quadratic regression model.
A. y = -0.02x2 + 2.90 x + 3.70 B. y = -0.01x2 + 3.80 x + 3.20 C. y = -0.02x2 + 3.20 x + 3.20 D. y = -0.01x2 + 3.20 x + 3.70
Mathematics
Determine the type of conic that is the graph of the equation.8x2 + 80x + 8y2 - 176y = -1167
A. circle B. not a conic C. parabola D. hyperbola
Mathematics