1.8-(0.19*sin(x)*tan(2x))-(0.19*cos(x))-0.19=0

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Solution for 1.8-(0.19*sin(x)*tan(2x))-(0.19*cos(x))-0.19=0 equation: 


Simplifying
1.8 + -1(0.19sin(x) * tan(2x)) + -1(0.19cos(x)) + -0.19 = 0

Remove parenthesis around (2x)
1.8 + -1(0.19ins * x * ant * 2x) + -1(0.19cos(x)) + -0.19 = 0

Reorder the terms for easier multiplication:
1.8 + -1(0.19 * 2ins * x * ant * x) + -1(0.19cos(x)) + -0.19 = 0

Multiply 0.19 * 2
1.8 + -1(0.38ins * x * ant * x) + -1(0.19cos(x)) + -0.19 = 0

Multiply ins * x
1.8 + -1(0.38insx * ant * x) + -1(0.19cos(x)) + -0.19 = 0

Multiply insx * ant
1.8 + -1(0.38ain2stx * x) + -1(0.19cos(x)) + -0.19 = 0

Multiply ain2stx * x
1.8 + -1(0.38ain2stx2) + -1(0.19cos(x)) + -0.19 = 0

Remove parenthesis around (0.38ain2stx2)
1.8 + -1 * 0.38ain2stx2 + -1(0.19cos(x)) + -0.19 = 0

Multiply -1 * 0.38
1.8 + -0.38ain2stx2 + -1(0.19cos(x)) + -0.19 = 0

Multiply cos * x
1.8 + -0.38ain2stx2 + -1(0.19cosx) + -0.19 = 0

Remove parenthesis around (0.19cosx)
1.8 + -0.38ain2stx2 + -1 * 0.19cosx + -0.19 = 0

Multiply -1 * 0.19
1.8 + -0.38ain2stx2 + -0.19cosx + -0.19 = 0

Reorder the terms:
1.8 + -0.19 + -0.38ain2stx2 + -0.19cosx = 0

Combine like terms: 1.8 + -0.19 = 1.61
1.61 + -0.38ain2stx2 + -0.19cosx = 0

Solving
1.61 + -0.38ain2stx2 + -0.19cosx = 0

Solving for variable 'a'.

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

Add '-1.61' to each side of the equation.
1.61 + -0.38ain2stx2 + -1.61 + -0.19cosx = 0 + -1.61

Reorder the terms:
1.61 + -1.61 + -0.38ain2stx2 + -0.19cosx = 0 + -1.61

Combine like terms: 1.61 + -1.61 = 0.00
0.00 + -0.38ain2stx2 + -0.19cosx = 0 + -1.61
-0.38ain2stx2 + -0.19cosx = 0 + -1.61

Combine like terms: 0 + -1.61 = -1.61
-0.38ain2stx2 + -0.19cosx = -1.61

Add '0.19cosx' to each side of the equation.
-0.38ain2stx2 + -0.19cosx + 0.19cosx = -1.61 + 0.19cosx

Combine like terms: -0.19cosx + 0.19cosx = 0.00
-0.38ain2stx2 + 0.00 = -1.61 + 0.19cosx
-0.38ain2stx2 = -1.61 + 0.19cosx

Divide each side by '-0.38in2stx2'.
a = 4.236842105i-1n-2s-1t-1x-2 + -0.5ci-1n-2ot-1x-1

Simplifying
a = 4.236842105i-1n-2s-1t-1x-2 + -0.5ci-1n-2ot-1x-1

Reorder the terms:
a = -0.5ci-1n-2ot-1x-1 + 4.236842105i-1n-2s-1t-1x-2

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