Write an equation and solve it the answer choices are down below thank you!!!

1)20 + 3.5x = 30 + 2.75x; 13 minutes

2)20 + 3.5x = 30 + 2.75x; 8 minutes

3)3.5x + 2.75x = 20 + 30; 13
minutes

4)3.5x + 2.75x = 20 + 30; 8 minutes

Is every rectangle is a parallelogram? true false

Use the formulas a = x 2 – y 2, b = 2xy, c = x 2 + y 2 to answer this question. one leg of a right triangle has length 11 and all sides are whole numbers. find the lengths of the other two sides. the other leg = a0 and the hypotenuse = a1

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?