4E-15=20-3E

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Solution for 4E-15=20-3E equation:


Simplifying
4E + -15 = 20 + -3E

Reorder the terms:
-15 + 4E = 20 + -3E

Solving
-15 + 4E = 20 + -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.
-15 + 4E + 3E = 20 + -3E + 3E

Combine like terms: 4E + 3E = 7E
-15 + 7E = 20 + -3E + 3E

Combine like terms: -3E + 3E = 0
-15 + 7E = 20 + 0
-15 + 7E = 20

Add '15' to each side of the equation.
-15 + 15 + 7E = 20 + 15

Combine like terms: -15 + 15 = 0
0 + 7E = 20 + 15
7E = 20 + 15

Combine like terms: 20 + 15 = 35
7E = 35

Divide each side by '7'.
E = 5

Simplifying
E = 5

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