19=-d+7

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Solution for 19=-d+7 equation:


Simplifying
19 = -1d + 7

Reorder the terms:
19 = 7 + -1d

Solving
19 = 7 + -1d

Solving for variable 'd'.

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

Add 'd' to each side of the equation.
19 + d = 7 + -1d + d

Combine like terms: -1d + d = 0
19 + d = 7 + 0
19 + d = 7

Add '-19' to each side of the equation.
19 + -19 + d = 7 + -19

Combine like terms: 19 + -19 = 0
0 + d = 7 + -19
d = 7 + -19

Combine like terms: 7 + -19 = -12
d = -12

Simplifying
d = -12

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