In a group of x 18 wheel trucks and y 6 wheel vans there are a total of 108 wheels how many 6 wheel vans are there if there are five 18 wheel trucks

Please help I’m doing a quiz right now

It’s like standard form math and stuff just to give some insight and whatever but plz help

What are the solutions of the equation? z^2 + 11z + 24 = 0 a. 8, -3 b. 8, 3 c. -8, -3 d. -8, 3

David estimated he had about 20 fish in his pond. a year later, there were about 1.5 times as many fish. the year after that, the number of fish increased by a factor of 1.5 again. the number of fish is modeled by f(x)=20(1.5)^x. create a question you could ask that could be answered only by graphing or using a logarithm.

What is the simplified form of square root of 400 to the 100th power ?