The perimeter of a retangular pool is 360 inches the length is 8 inches longer than the width find the dimensions of the pool

Matt and brian were solving a system of equations. they both noticed that the two lines had the same slope. brian said that because each line in the system had the same slope, the two lines had to be parallel, which meant the solution to the system was "no solution" matt disagreed, and said they should also look at the y-intercepts before determining how many solutions there were. who is correct?

Hardest math question of all time can you solve the equation. check for extraneous solutions.9∣9-8x∣ = 2x+3

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?