4(4a-2b+5)+2(2a-5)=e

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Solution for 4(4a-2b+5)+2(2a-5)=e equation:


Simplifying
4(4a + -2b + 5) + 2(2a + -5) = e

Reorder the terms:
4(5 + 4a + -2b) + 2(2a + -5) = e
(5 * 4 + 4a * 4 + -2b * 4) + 2(2a + -5) = e
(20 + 16a + -8b) + 2(2a + -5) = e

Reorder the terms:
20 + 16a + -8b + 2(-5 + 2a) = e
20 + 16a + -8b + (-5 * 2 + 2a * 2) = e
20 + 16a + -8b + (-10 + 4a) = e

Reorder the terms:
20 + -10 + 16a + 4a + -8b = e

Combine like terms: 20 + -10 = 10
10 + 16a + 4a + -8b = e

Combine like terms: 16a + 4a = 20a
10 + 20a + -8b = e

Solving
10 + 20a + -8b = e

Solving for variable 'a'.

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

Add '-10' to each side of the equation.
10 + 20a + -10 + -8b = -10 + e

Reorder the terms:
10 + -10 + 20a + -8b = -10 + e

Combine like terms: 10 + -10 = 0
0 + 20a + -8b = -10 + e
20a + -8b = -10 + e

Add '8b' to each side of the equation.
20a + -8b + 8b = -10 + 8b + e

Combine like terms: -8b + 8b = 0
20a + 0 = -10 + 8b + e
20a = -10 + 8b + e

Divide each side by '20'.
a = -0.5 + 0.4b + 0.05e

Simplifying
a = -0.5 + 0.4b + 0.05e

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