49=9z^2

Solution for 49=9z^2 equation:

Simplifying
49 = 9z2

Solving
49 = 9z2

Solving for variable 'z'.

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

Add '-9z2' to each side of the equation.
49 + -9z2 = 9z2 + -9z2

Combine like terms: 9z2 + -9z2 = 0
49 + -9z2 = 0

Add '-49' to each side of the equation.
49 + -49 + -9z2 = 0 + -49

Combine like terms: 49 + -49 = 0
0 + -9z2 = 0 + -49
-9z2 = 0 + -49

Combine like terms: 0 + -49 = -49
-9z2 = -49

Divide each side by '-9'.
z2 = 5.444444444

Simplifying
z2 = 5.444444444

Take the square root of each side:
z = {-2.333333333, 2.333333333}