2d(.05)+d(.10)=1.20

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Solution for 2d(.05)+d(.10)=1.20 equation: 


Simplifying
2d(0.05) + d(0.10) = 1.20

Reorder the terms for easier multiplication:
2 * 0.05d + d(0.10) = 1.20

Multiply 2 * 0.05
0.1d + d(0.10) = 1.20

Reorder the terms for easier multiplication:
0.1d + 0.10d = 1.20

Combine like terms: 0.1d + 0.10d = 0.2d
0.2d = 1.20

Solving
0.2d = 1.20

Solving for variable 'd'.

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

Divide each side by '0.2'.
d = 6

Simplifying
d = 6

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