4r^2+19=19

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Solution for 4r^2+19=19 equation: 


Simplifying
4r2 + 19 = 19

Reorder the terms:
19 + 4r2 = 19

Add '-19' to each side of the equation.
19 + -19 + 4r2 = 19 + -19

Combine like terms: 19 + -19 = 0
0 + 4r2 = 19 + -19
4r2 = 19 + -19

Combine like terms: 19 + -19 = 0
4r2 = 0

Solving
4r2 = 0

Solving for variable 'r'.

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

Divide each side by '4'.
r2 = 0

Simplifying
r2 = 0

Take the square root of each side:
r = {0}

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