Solve the problem.Two angles are supplementary, and one is 40° more than three times the other. Find the smaller angle.
A. 145°
B. 35°
C. 75°
D. 105°
Answer: B
Mathematics
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Solve and simplify.
+ y = 
A. y = 2
B. y = 
C. y = 
D. y = 
Mathematics
Use the graph of the function to estimate the x-intercepts.f(x) = 4x2 - 20x + 21
A. x = -3.5, x = -1.5 B. x = 1.5, x = 3.5 C. x = -29, x = 21 D. x = 6, x = 14
Mathematics
Draw an example of the acute equilateral triangle. ?
A. 
B. 
C. 
D. 
E. 
Mathematics
Find the indicated intercept(s) of the graph of the function.y-intercept of f(x) = 
A. 
B. (0, 7)
C. 
D. 
Mathematics