7.8=d+-7.6

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Solution for 7.8=d+-7.6 equation:


Simplifying
7.8 = d + -7.6

Reorder the terms:
7.8 = -7.6 + d

Solving
7.8 = -7.6 + 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.
7.8 + -1d = -7.6 + d + -1d

Combine like terms: d + -1d = 0
7.8 + -1d = -7.6 + 0
7.8 + -1d = -7.6

Add '-7.8' to each side of the equation.
7.8 + -7.8 + -1d = -7.6 + -7.8

Combine like terms: 7.8 + -7.8 = 0.0
0.0 + -1d = -7.6 + -7.8
-1d = -7.6 + -7.8

Combine like terms: -7.6 + -7.8 = -15.4
-1d = -15.4

Divide each side by '-1'.
d = 15.4

Simplifying
d = 15.4

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