Select the type of equations.

equivalent
consistent
inconsistent

Evaluate the expression for the given value of the variable 2×(c2-5) for c=4

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 0 a. at what time does the particle reverse direction? b. when is the displacement positive? (round one decimal place and answer in interval notation) c. when is the displacement negative? (round one decimal place and answer in interval notation) d. when is the particle’s acceleration positive? (round one decimal place and answer in interval notation) e. when is the particle’s acceleration negative? (round one decimal place and answer in interval notation)

Solve the system of equations using the substitution method. {y=−3x+7x=−2y−16 enter your answers in the boxes.