6=.25(15)z

Solution for 6=.25(15)z equation:

Simplifying
6 = 0.25(15) * z

Multiply 0.25 * 15
6 = 3.75z

Solving
6 = 3.75z

Solving for variable 'z'.

Move all terms containing z to the left, all other terms to the right.

Add '-3.75z' to each side of the equation.
6 + -3.75z = 3.75z + -3.75z

Combine like terms: 3.75z + -3.75z = 0.00
6 + -3.75z = 0.00

Add '-6' to each side of the equation.
6 + -6 + -3.75z = 0.00 + -6

Combine like terms: 6 + -6 = 0
0 + -3.75z = 0.00 + -6
-3.75z = 0.00 + -6

Combine like terms: 0.00 + -6 = -6
-3.75z = -6

Divide each side by '-3.75'.
z = 1.6

Simplifying
z = 1.6