a-6(3+5a)=13+2a

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Solution for a-6(3+5a)=13+2a equation:


Simplifying
a + -6(3 + 5a) = 13 + 2a
a + (3 * -6 + 5a * -6) = 13 + 2a
a + (-18 + -30a) = 13 + 2a

Reorder the terms:
-18 + a + -30a = 13 + 2a

Combine like terms: a + -30a = -29a
-18 + -29a = 13 + 2a

Solving
-18 + -29a = 13 + 2a

Solving for variable 'a'.

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

Add '-2a' to each side of the equation.
-18 + -29a + -2a = 13 + 2a + -2a

Combine like terms: -29a + -2a = -31a
-18 + -31a = 13 + 2a + -2a

Combine like terms: 2a + -2a = 0
-18 + -31a = 13 + 0
-18 + -31a = 13

Add '18' to each side of the equation.
-18 + 18 + -31a = 13 + 18

Combine like terms: -18 + 18 = 0
0 + -31a = 13 + 18
-31a = 13 + 18

Combine like terms: 13 + 18 = 31
-31a = 31

Divide each side by '-31'.
a = -1

Simplifying
a = -1

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