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Simplifying
e2 + 50 = 450
Reorder the terms:
50 + e2 = 450
Solving
50 + e2 = 450
Solving for variable 'e'.
Move all terms containing e to the left, all other terms to the right.
Add '-50' to each side of the equation.
50 + -50 + e2 = 450 + -50
Combine like terms: 50 + -50 = 0
0 + e2 = 450 + -50
e2 = 450 + -50
Combine like terms: 450 + -50 = 400
e2 = 400
Simplifying
e2 = 400
Take the square root of each side:
e = {-20, 20}
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