PLEASE HELP ME I HAVE TO SUBMIT MY FINAL SOON Selena rewrote the expression 4(5m + 12s) using the distributive property. What expression did Selena create?

99 points create an expression equivalent to 3(4x -2) -5x + 10 using the least number of terms. (1 point for expression and 1 point for showing your work)

The water has been on the stove y=9.5x+62.1 after how many minutes will the tempature be 138.1 f

The position of a moving particle is given by the position function: f(t)=-9t-t^2-0.2t^3+0.1t^4 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)