2tgx-5ctgx+9=0

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Solution for 2tgx-5ctgx+9=0 equation:


Simplifying
2tgx + -5ctgx + 9 = 0

Reorder the terms:
9 + -5cgtx + 2gtx = 0

Solving
9 + -5cgtx + 2gtx = 0

Solving for variable 'c'.

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

Add '-9' to each side of the equation.
9 + -5cgtx + -9 + 2gtx = 0 + -9

Reorder the terms:
9 + -9 + -5cgtx + 2gtx = 0 + -9

Combine like terms: 9 + -9 = 0
0 + -5cgtx + 2gtx = 0 + -9
-5cgtx + 2gtx = 0 + -9

Combine like terms: 0 + -9 = -9
-5cgtx + 2gtx = -9

Add '-2gtx' to each side of the equation.
-5cgtx + 2gtx + -2gtx = -9 + -2gtx

Combine like terms: 2gtx + -2gtx = 0
-5cgtx + 0 = -9 + -2gtx
-5cgtx = -9 + -2gtx

Divide each side by '-5gtx'.
c = 1.8g-1t-1x-1 + 0.4

Simplifying
c = 1.8g-1t-1x-1 + 0.4

Reorder the terms:
c = 0.4 + 1.8g-1t-1x-1

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