28=-7e+7

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Solution for 28=-7e+7 equation: 


Simplifying
28 = -7e + 7

Reorder the terms:
28 = 7 + -7e

Solving
28 = 7 + -7e

Solving for variable 'e'.

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

Add '7e' to each side of the equation.
28 + 7e = 7 + -7e + 7e

Combine like terms: -7e + 7e = 0
28 + 7e = 7 + 0
28 + 7e = 7

Add '-28' to each side of the equation.
28 + -28 + 7e = 7 + -28

Combine like terms: 28 + -28 = 0
0 + 7e = 7 + -28
7e = 7 + -28

Combine like terms: 7 + -28 = -21
7e = -21

Divide each side by '7'.
e = -3

Simplifying
e = -3

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