e+19=3e+7

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Solution for e+19=3e+7 equation:


Simplifying
e + 19 = 3e + 7

Reorder the terms:
19 + e = 3e + 7

Reorder the terms:
19 + e = 7 + 3e

Solving
19 + e = 7 + 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.
19 + e + -3e = 7 + 3e + -3e

Combine like terms: e + -3e = -2e
19 + -2e = 7 + 3e + -3e

Combine like terms: 3e + -3e = 0
19 + -2e = 7 + 0
19 + -2e = 7

Add '-19' to each side of the equation.
19 + -19 + -2e = 7 + -19

Combine like terms: 19 + -19 = 0
0 + -2e = 7 + -19
-2e = 7 + -19

Combine like terms: 7 + -19 = -12
-2e = -12

Divide each side by '-2'.
e = 6

Simplifying
e = 6

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