49r^2-25f^2=

Solution for 49r^2-25f^2= equation:

Simplifying
49r2 + -25f2 = 0

Reorder the terms:
-25f2 + 49r2 = 0

Solving
-25f2 + 49r2 = 0

Solving for variable 'f'.

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

Add '-49r2' to each side of the equation.
-25f2 + 49r2 + -49r2 = 0 + -49r2

Combine like terms: 49r2 + -49r2 = 0
-25f2 + 0 = 0 + -49r2
-25f2 = 0 + -49r2
Remove the zero:
-25f2 = -49r2

Divide each side by '-25'.
f2 = 1.96r2

Simplifying
f2 = 1.96r2

Take the square root of each side:
f = {-1.4r, 1.4r}