Pls help. i have to write it in exponential form

Which equation can be used to measure the density of water in a spherical water tank? let w represent the number of water particles within the region.

Which of these statements is correct? the system of linear equations 6x - 5y = 8 and 12x - 10y = 16 has no solution. the system of linear equations 7x + 2y = 6 and 14x + 4y = 16 has an infinite number of solutions. the system of linear equations 8x - 3y = 10 and 16x - 6y = 22 has no solution. the system of linear equations 9x + 6y = 14 and 18x + 12y = 26 has an infinite number of solutions.

Quadrilateral abcd is a parallelogram with diagonals that intersect at point e. which of the following statements is true?