15+3e^2x-7=91

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Solution for 15+3e^2x-7=91 equation:


Simplifying
15 + 3e2x + -7 = 91

Reorder the terms:
15 + -7 + 3e2x = 91

Combine like terms: 15 + -7 = 8
8 + 3e2x = 91

Solving
8 + 3e2x = 91

Solving for variable 'e'.

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

Add '-8' to each side of the equation.
8 + -8 + 3e2x = 91 + -8

Combine like terms: 8 + -8 = 0
0 + 3e2x = 91 + -8
3e2x = 91 + -8

Combine like terms: 91 + -8 = 83
3e2x = 83

Divide each side by '3x'.
e2 = 27.66666667x-1

Simplifying
e2 = 27.66666667x-1

Combine like terms: 27.66666667x-1 + -27.66666667x-1 = 0.00000000
e2 + -27.66666667x-1 = 0.00000000

Factor out the Greatest Common Factor (GCF), 'x-1'.
x-1(e2x + -27.66666667) = 0.00000000

Subproblem 1

Set the factor 'x-1' equal to zero and attempt to solve: Simplifying x-1 = 0 Solving x-1 = 0 Move all terms containing e to the left, all other terms to the right. Add '-1x-1' to each side of the equation. x-1 + -1x-1 = 0 + -1x-1 Remove the zero: 0 = -1x-1 Simplifying 0 = -1x-1 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined.

Subproblem 2

Set the factor '(e2x + -27.66666667)' equal to zero and attempt to solve: Simplifying e2x + -27.66666667 = 0 Reorder the terms: -27.66666667 + e2x = 0 Solving -27.66666667 + e2x = 0 Move all terms containing e to the left, all other terms to the right. Add '27.66666667' to each side of the equation. -27.66666667 + 27.66666667 + e2x = 0 + 27.66666667 Combine like terms: -27.66666667 + 27.66666667 = 0.00000000 0.00000000 + e2x = 0 + 27.66666667 e2x = 0 + 27.66666667 Combine like terms: 0 + 27.66666667 = 27.66666667 e2x = 27.66666667 Divide each side by 'x'. e2 = 27.66666667x-1 Simplifying e2 = 27.66666667x-1 The solution to this equation could not be determined. This subproblem is being ignored because a solution could not be determined. The solution to this equation could not be determined.

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