Simplify the expression.-5(10x + 4) + 10(2x + 7)
A. 5x - 1
B. -30x + 4
C. -70x
D. -30x + 50
Answer: D
Mathematics
You might also like to view...
Convert to radical notation and simplify.2434/5
A. 81 B. 2187 C. 6561 D. 19,683
Mathematics
Find the inverse of the function.f(x) = 
A. f-1(x) = 
B. f-1(x) = 
- 
C. f-1(x) = 
- 
D. f-1(x) = 
- 
Mathematics
Find the domain of the composite function f?g.f(x) = x2 - 49, g(x) = 2x + 3
A. [7, ?) B. (-7, 7) C. [0, ?) D. (-?, ?)
Mathematics
Find the zeros of the polynomial function.f(x) = x3 + x2 - 20x
A. x = 3, x = 4 B. x = - 5, x = 4 C. x = 0, x = 3, x = 4 D. x = 0, x = - 5, x = 4
Mathematics