45=d+7

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Solution for 45=d+7 equation: 


Simplifying
45 = d + 7

Reorder the terms:
45 = 7 + d

Solving
45 = 7 + 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.
45 + -1d = 7 + d + -1d

Combine like terms: d + -1d = 0
45 + -1d = 7 + 0
45 + -1d = 7

Add '-45' to each side of the equation.
45 + -45 + -1d = 7 + -45

Combine like terms: 45 + -45 = 0
0 + -1d = 7 + -45
-1d = 7 + -45

Combine like terms: 7 + -45 = -38
-1d = -38

Divide each side by '-1'.
d = 38

Simplifying
d = 38

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