7e+2=3e-8

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Solution for 7e+2=3e-8 equation:


Simplifying
7e + 2 = 3e + -8

Reorder the terms:
2 + 7e = 3e + -8

Reorder the terms:
2 + 7e = -8 + 3e

Solving
2 + 7e = -8 + 3e

Solving for variable 'e'.

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

Add '-3e' to each side of the equation.
2 + 7e + -3e = -8 + 3e + -3e

Combine like terms: 7e + -3e = 4e
2 + 4e = -8 + 3e + -3e

Combine like terms: 3e + -3e = 0
2 + 4e = -8 + 0
2 + 4e = -8

Add '-2' to each side of the equation.
2 + -2 + 4e = -8 + -2

Combine like terms: 2 + -2 = 0
0 + 4e = -8 + -2
4e = -8 + -2

Combine like terms: -8 + -2 = -10
4e = -10

Divide each side by '4'.
e = -2.5

Simplifying
e = -2.5

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