-21-5e=-(1+3e)+3e

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Solution for -21-5e=-(1+3e)+3e equation:


Simplifying
-21 + -5e = -1(1 + 3e) + 3e
-21 + -5e = (1 * -1 + 3e * -1) + 3e
-21 + -5e = (-1 + -3e) + 3e

Combine like terms: -3e + 3e = 0
-21 + -5e = -1 + 0
-21 + -5e = -1

Solving
-21 + -5e = -1

Solving for variable 'e'.

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

Add '21' to each side of the equation.
-21 + 21 + -5e = -1 + 21

Combine like terms: -21 + 21 = 0
0 + -5e = -1 + 21
-5e = -1 + 21

Combine like terms: -1 + 21 = 20
-5e = 20

Divide each side by '-5'.
e = -4

Simplifying
e = -4

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