2e+20=4e-15

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Solution for 2e+20=4e-15 equation: 


Simplifying
2e + 20 = 4e + -15

Reorder the terms:
20 + 2e = 4e + -15

Reorder the terms:
20 + 2e = -15 + 4e

Solving
20 + 2e = -15 + 4e

Solving for variable 'e'.

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

Add '-4e' to each side of the equation.
20 + 2e + -4e = -15 + 4e + -4e

Combine like terms: 2e + -4e = -2e
20 + -2e = -15 + 4e + -4e

Combine like terms: 4e + -4e = 0
20 + -2e = -15 + 0
20 + -2e = -15

Add '-20' to each side of the equation.
20 + -20 + -2e = -15 + -20

Combine like terms: 20 + -20 = 0
0 + -2e = -15 + -20
-2e = -15 + -20

Combine like terms: -15 + -20 = -35
-2e = -35

Divide each side by '-2'.
e = 17.5

Simplifying
e = 17.5

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