.8d-9=1.5d-9

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Solution for .8d-9=1.5d-9 equation:


Simplifying
0.8d + -9 = 1.5d + -9

Reorder the terms:
-9 + 0.8d = 1.5d + -9

Reorder the terms:
-9 + 0.8d = -9 + 1.5d

Add '9' to each side of the equation.
-9 + 9 + 0.8d = -9 + 9 + 1.5d

Combine like terms: -9 + 9 = 0
0 + 0.8d = -9 + 9 + 1.5d
0.8d = -9 + 9 + 1.5d

Combine like terms: -9 + 9 = 0
0.8d = 0 + 1.5d
0.8d = 1.5d

Solving
0.8d = 1.5d

Solving for variable 'd'.

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

Add '-1.5d' to each side of the equation.
0.8d + -1.5d = 1.5d + -1.5d

Combine like terms: 0.8d + -1.5d = -0.7d
-0.7d = 1.5d + -1.5d

Combine like terms: 1.5d + -1.5d = 0.0
-0.7d = 0.0

Divide each side by '-0.7'.
d = 0

Simplifying
d = 0

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