10-(3a+6)=4(20a-5)+13a

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Solution for 10-(3a+6)=4(20a-5)+13a equation:


Simplifying
10 + -1(3a + 6) = 4(20a + -5) + 13a

Reorder the terms:
10 + -1(6 + 3a) = 4(20a + -5) + 13a
10 + (6 * -1 + 3a * -1) = 4(20a + -5) + 13a
10 + (-6 + -3a) = 4(20a + -5) + 13a

Combine like terms: 10 + -6 = 4
4 + -3a = 4(20a + -5) + 13a

Reorder the terms:
4 + -3a = 4(-5 + 20a) + 13a
4 + -3a = (-5 * 4 + 20a * 4) + 13a
4 + -3a = (-20 + 80a) + 13a

Combine like terms: 80a + 13a = 93a
4 + -3a = -20 + 93a

Solving
4 + -3a = -20 + 93a

Solving for variable 'a'.

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

Add '-93a' to each side of the equation.
4 + -3a + -93a = -20 + 93a + -93a

Combine like terms: -3a + -93a = -96a
4 + -96a = -20 + 93a + -93a

Combine like terms: 93a + -93a = 0
4 + -96a = -20 + 0
4 + -96a = -20

Add '-4' to each side of the equation.
4 + -4 + -96a = -20 + -4

Combine like terms: 4 + -4 = 0
0 + -96a = -20 + -4
-96a = -20 + -4

Combine like terms: -20 + -4 = -24
-96a = -24

Divide each side by '-96'.
a = 0.25

Simplifying
a = 0.25

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