3-c^2=1.9

Solution for 3-c^2=1.9 equation:

Simplifying
3 + -1c2 = 1.9

Solving
3 + -1c2 = 1.9

Solving for variable 'c'.

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

Add '-3' to each side of the equation.
3 + -3 + -1c2 = 1.9 + -3

Combine like terms: 3 + -3 = 0
0 + -1c2 = 1.9 + -3
-1c2 = 1.9 + -3

Combine like terms: 1.9 + -3 = -1.1
-1c2 = -1.1

Divide each side by '-1'.
c2 = 1.1

Simplifying
c2 = 1.1

Take the square root of each side:
c = {-1.048808848, 1.048808848}