5cos(2a)+3=0

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Solution for 5cos(2a)+3=0 equation:


Simplifying
5cos(2a) + 3 = 0

Remove parenthesis around (2a)
5cos * 2a + 3 = 0

Reorder the terms for easier multiplication:
5 * 2cos * a + 3 = 0

Multiply 5 * 2
10cos * a + 3 = 0

Multiply cos * a
10acos + 3 = 0

Reorder the terms:
3 + 10acos = 0

Solving
3 + 10acos = 0

Solving for variable 'a'.

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

Add '-3' to each side of the equation.
3 + -3 + 10acos = 0 + -3

Combine like terms: 3 + -3 = 0
0 + 10acos = 0 + -3
10acos = 0 + -3

Combine like terms: 0 + -3 = -3
10acos = -3

Divide each side by '10cos'.
a = -0.3c-1o-1s-1

Simplifying
a = -0.3c-1o-1s-1

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