21N(.05)+13D(.10)=2.35

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Solution for 21N(.05)+13D(.10)=2.35 equation:


Simplifying
21N(0.05) + 13D(0.10) = 2.35

Reorder the terms for easier multiplication:
21 * 0.05N + 13D(0.10) = 2.35

Multiply 21 * 0.05
1.05N + 13D(0.10) = 2.35

Reorder the terms for easier multiplication:
1.05N + 13 * 0.10D = 2.35

Multiply 13 * 0.10
1.05N + 1.3D = 2.35

Reorder the terms:
1.3D + 1.05N = 2.35

Solving
1.3D + 1.05N = 2.35

Solving for variable 'D'.

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

Add '-1.05N' to each side of the equation.
1.3D + 1.05N + -1.05N = 2.35 + -1.05N

Combine like terms: 1.05N + -1.05N = 0.00
1.3D + 0.00 = 2.35 + -1.05N
1.3D = 2.35 + -1.05N

Divide each side by '1.3'.
D = 1.807692308 + -0.8076923077N

Simplifying
D = 1.807692308 + -0.8076923077N

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