Select the correct answer. Identify the expression equivalent to 4(x + x + 7) − 2x + 8 − 4 by substituting x = 1 and x = 2.
A.
6x + 11
B.
3(x + 7)
C.
2(3x + 16)
D.
3x + 16

The graph below shows the height of a projectile t seconds after it is launched. if acceleration due to gravity is -16 ft/s2, which equation models the height of the projectile correctly?

Which inequality is equivalent to -3x < -12? x < 4 , x < -4 , x > 4, x > -4

Rewrite the following quadratic functions in intercept or factored form. show your work. f(t) = 20t^2 + 14t - 12