Solve.5x(x + 3) - 20 = 4x(x + 4)
A. -5, 4
B. 5, -4
C. 5, 4
D. -5, -4
Answer: B
Mathematics
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Subtract.
A. 72 B. 102 C. 52 D. 42
Mathematics
Provide an appropriate response.When two linear equations are solved for y, the slopes are equal and the y-intercepts are different, the lines are _____.
A. parallel lines B. intersecting lines C. the same line
Mathematics
Find the domain of the composite function f ? g.f(x) = 
; g(x) = 
A. all real numbers
B. {x | x ? 2}
C. 
D. {x| x ? 2}
Mathematics
Graph the equation.4(x - 1)2 + 9(y + 2)2 = 36
A. 
B. 
C. 
D. 
Mathematics