(a-2)3+4(2a-1)=13

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Solution for (a-2)3+4(2a-1)=13 equation:


Simplifying
(a + -2) * 3 + 4(2a + -1) = 13

Reorder the terms:
(-2 + a) * 3 + 4(2a + -1) = 13

Reorder the terms for easier multiplication:
3(-2 + a) + 4(2a + -1) = 13
(-2 * 3 + a * 3) + 4(2a + -1) = 13
(-6 + 3a) + 4(2a + -1) = 13

Reorder the terms:
-6 + 3a + 4(-1 + 2a) = 13
-6 + 3a + (-1 * 4 + 2a * 4) = 13
-6 + 3a + (-4 + 8a) = 13

Reorder the terms:
-6 + -4 + 3a + 8a = 13

Combine like terms: -6 + -4 = -10
-10 + 3a + 8a = 13

Combine like terms: 3a + 8a = 11a
-10 + 11a = 13

Solving
-10 + 11a = 13

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 + 10 + 11a = 13 + 10

Combine like terms: -10 + 10 = 0
0 + 11a = 13 + 10
11a = 13 + 10

Combine like terms: 13 + 10 = 23
11a = 23

Divide each side by '11'.
a = 2.090909091

Simplifying
a = 2.090909091

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