9(7d-4f)-0.5(d+5f)=

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Solution for 9(7d-4f)-0.5(d+5f)= equation:


Simplifying
9(7d + -4f) + -0.5(d + 5f) = 0
(7d * 9 + -4f * 9) + -0.5(d + 5f) = 0
(63d + -36f) + -0.5(d + 5f) = 0
63d + -36f + (d * -0.5 + 5f * -0.5) = 0
63d + -36f + (-0.5d + -2.5f) = 0

Reorder the terms:
63d + -0.5d + -36f + -2.5f = 0

Combine like terms: 63d + -0.5d = 62.5d
62.5d + -36f + -2.5f = 0

Combine like terms: -36f + -2.5f = -38.5f
62.5d + -38.5f = 0

Solving
62.5d + -38.5f = 0

Solving for variable 'd'.

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

Add '38.5f' to each side of the equation.
62.5d + -38.5f + 38.5f = 0 + 38.5f

Combine like terms: -38.5f + 38.5f = 0.0
62.5d + 0.0 = 0 + 38.5f
62.5d = 0 + 38.5f
Remove the zero:
62.5d = 38.5f

Divide each side by '62.5'.
d = 0.616f

Simplifying
d = 0.616f

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