4c^2-7=189

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Solution for 4c^2-7=189 equation: 


Simplifying
4c2 + -7 = 189

Reorder the terms:
-7 + 4c2 = 189

Solving
-7 + 4c2 = 189

Solving for variable 'c'.

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

Add '7' to each side of the equation.
-7 + 7 + 4c2 = 189 + 7

Combine like terms: -7 + 7 = 0
0 + 4c2 = 189 + 7
4c2 = 189 + 7

Combine like terms: 189 + 7 = 196
4c2 = 196

Divide each side by '4'.
c2 = 49

Simplifying
c2 = 49

Take the square root of each side:
c = {-7, 7}

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