300+14d=d+420

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Solution for 300+14d=d+420 equation:


Simplifying
300 + 14d = d + 420

Reorder the terms:
300 + 14d = 420 + d

Solving
300 + 14d = 420 + d

Solving for variable 'd'.

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

Add '-1d' to each side of the equation.
300 + 14d + -1d = 420 + d + -1d

Combine like terms: 14d + -1d = 13d
300 + 13d = 420 + d + -1d

Combine like terms: d + -1d = 0
300 + 13d = 420 + 0
300 + 13d = 420

Add '-300' to each side of the equation.
300 + -300 + 13d = 420 + -300

Combine like terms: 300 + -300 = 0
0 + 13d = 420 + -300
13d = 420 + -300

Combine like terms: 420 + -300 = 120
13d = 120

Divide each side by '13'.
d = 9.230769231

Simplifying
d = 9.230769231

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