Solve by the substitution method.0.04x + 0.02y = 0.082x + y = 4
A. {(0, 4)}
B. {(x, y)| 0.04x + 0.02y = 0.08}
C. ?
D. 
Answer: B
Mathematics
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A. ? = 
+ 2n?
B. ? = 
+ 2n?
C. 2n?
D. ? = ? + 2n?
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Find the real solutions for the given quadratic equation. Round results to two decimal places.5.2x2 + 2.9x + 9.5 = 0
A. 
B. 
C. No real solutions
D. 
Mathematics
Determine the equation of the line described. Put answer in the slope-intercept form, if possible.Through (-4, 4), perpendicular to y = - 
x - 
A. y = 
x + 
B. y = 
x + 
C. y = 
x - 
D. y = - 
x - 
Mathematics
Determine which of the ordered pairs are solutions to the given equation.
A. (-1, 5), (0, 3) B. (2, -10), (1, -5) C. (-2, -10), (3, 0) D. (6, 0), (-3, 0)
Mathematics