320=(2T)+(1D)+(7S)

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Solution for 320=(2T)+(1D)+(7S) equation:


Simplifying
320 = (2T) + (1D) + (7S)

Reorder the terms:
320 = (1D) + (7S) + (2T)

Solving
320 = (1D) + (7S) + (2T)

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.
320 + (-1D) = (1D) + (7S) + (-1D) + (2T)

Reorder the terms:
320 + (-1D) = (1D) + (-1D) + (7S) + (2T)

Combine like terms: (1D) + (-1D) = 0
320 + (-1D) = 0 + (7S) + (2T)
320 + (-1D) = (7S) + (2T)

Add '-320' to each side of the equation.
320 + -320 + (-1D) = (7S) + -320 + (2T)

Combine like terms: 320 + -320 = 0
0 + (-1D) = (7S) + -320 + (2T)
(-1D) = (7S) + -320 + (2T)

Reorder the terms:
(-1D) = -320 + (7S) + (2T)

Divide each side by '-1'.
D = 320 + (-7S) + (-2T)

Simplifying
D = 320 + (-7S) + (-2T)

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