Solve the system.-0.5x + 0.7y = -0.5-0.6x - 0.1y = 4.1

A. {(-5, -6)}
B. {(-6, -5)}
C. {(-0.6, -0.5)}
D. {(-60, -50)}

Answer: B

Mathematics

You might also like to view...

Graph using a graphing calculator.3x2 - 9x - 8 = 0; x between 3 and 4

A. 3.8 B. 3.9 C. 3.6 D. 3.7

View
Mathematics

Underline the digit that occupies the given place.87.78Tens place

A. 87.8
B. 8.78
C. 87.7
D. 7.78

View
Mathematics

Rewrite the expression as an equivalent expression that does not contain powers of trigonometric functions greater than 1.f(x) = cos3 x

A.  cos x +  cos 3x
B.  cos x -  cos 3x
C.  cos x +  cos 3x + cos 2x
D.  cos x -  cos 3x - cos 2x

View
Mathematics

Find the focus and directrix of the parabola with the given equation.x2 = -16y

A. focus: (0, 4) directrix: y = -4 B. focus: (0, -4) directrix: y = 4 C. focus: (0, -4) directrix: y = -4 D. focus: (-8, 0) directrix: x = 4

View
Mathematics