10d+40=80

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Solution for 10d+40=80 equation: 


Simplifying
10d + 40 = 80

Reorder the terms:
40 + 10d = 80

Solving
40 + 10d = 80

Solving for variable 'd'.

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

Add '-40' to each side of the equation.
40 + -40 + 10d = 80 + -40

Combine like terms: 40 + -40 = 0
0 + 10d = 80 + -40
10d = 80 + -40

Combine like terms: 80 + -40 = 40
10d = 40

Divide each side by '10'.
d = 4

Simplifying
d = 4

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