Tank a holds 165 fewer liters of water than tank b . tank b holds 400 liters of water. how much water does tank a hold

Solve the system of equations. y= 2x y= x^2 - 15

Girardo is using the model below to solve the equation . girardo uses the following steps: step 1 add 4 negative x-tiles to both sides step 2 add 1 negative unit tile to both sides step 3 the solution is which step could be adjusted so that gerardo's final step results in a positive x-value? in step 1, he should have added 4 positive x-tiles to both sides. in step 1, he should have added 3 negative x-tiles to both sides. in step 2, he should have added 4 negative unit tiles to both sides. in step 2, he should have added 1 positive unit tile to both sides.

Which of these tools or constructions is used to inscribe a hexagon inside a circle?