Peter drives during the day traveling 400 km for t hours. On the same journey, Peter's father drives at night also traveling for 400 km for 1 hour longer and 10 km/h slower than Peter. Which of the following equations finds the velocity, v, that Peter drove?

15

step-by-step explanation:

we are given the following expression and we are to solve it and find the product:

-13 × (-5)

solving the given expression in the standard order of solving a mathematical expression, beginning with the opening of brackets and then multiplying the terms and changing their signs.

-3 × -5 = 15 (answer is positive because when negative is multiplied with negative, it gives a positive answer)

4 puzzles in 3 hours

step-by-step explanation:

3 4 7 12 19

+1 +3 +5 +6

i would guess 26 because this isnt a sequential pattern or its to short to know