18sec^2x-3tanx=21

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Solution for 18sec^2x-3tanx=21 equation:


Simplifying
18sec2x + -3tanx = 21

Reorder the terms:
-3antx + 18c2esx = 21

Solving
-3antx + 18c2esx = 21

Solving for variable 'a'.

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

Add '-18c2esx' to each side of the equation.
-3antx + 18c2esx + -18c2esx = 21 + -18c2esx

Combine like terms: 18c2esx + -18c2esx = 0
-3antx + 0 = 21 + -18c2esx
-3antx = 21 + -18c2esx

Divide each side by '-3ntx'.
a = -7n-1t-1x-1 + 6c2en-1st-1

Simplifying
a = -7n-1t-1x-1 + 6c2en-1st-1

Reorder the terms:
a = 6c2en-1st-1 + -7n-1t-1x-1

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