Solve.x2 - y2 = 39x - y = 3
A. x = 8, y = -5
B. x = -8, y = 5
C. x = -8, y = -5
D. x = 8, y = 5
Answer: D
Mathematics
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Add or subtract as indicated.
- 
A. 8x
B. 
C. 8
D. 
Mathematics
Write an equation in slope-intercept form of the line satisfying the given conditions.Parallel to 9x + 8y = -36, y-intercept (0, 4)
A. y = 
x + 4
B. y = - 
x + 4
C. y = - 
x
D. y = - 
x - 4
Mathematics
Find the domain of the composite function f ? g.f(x) = 6x + 18; g(x) = 
A. {x 
B. {x 
C. {x 
D. {x 
Mathematics
Use a calculator to evaluate the expression.
4
A. 16.2 B. 0.005 C. 0.13 D. 2.4
Mathematics