4a-12=2(a+1)+19a+4

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Solution for 4a-12=2(a+1)+19a+4 equation:


Simplifying
4a + -12 = 2(a + 1) + 19a + 4

Reorder the terms:
-12 + 4a = 2(a + 1) + 19a + 4

Reorder the terms:
-12 + 4a = 2(1 + a) + 19a + 4
-12 + 4a = (1 * 2 + a * 2) + 19a + 4
-12 + 4a = (2 + 2a) + 19a + 4

Reorder the terms:
-12 + 4a = 2 + 4 + 2a + 19a

Combine like terms: 2 + 4 = 6
-12 + 4a = 6 + 2a + 19a

Combine like terms: 2a + 19a = 21a
-12 + 4a = 6 + 21a

Solving
-12 + 4a = 6 + 21a

Solving for variable 'a'.

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

Add '-21a' to each side of the equation.
-12 + 4a + -21a = 6 + 21a + -21a

Combine like terms: 4a + -21a = -17a
-12 + -17a = 6 + 21a + -21a

Combine like terms: 21a + -21a = 0
-12 + -17a = 6 + 0
-12 + -17a = 6

Add '12' to each side of the equation.
-12 + 12 + -17a = 6 + 12

Combine like terms: -12 + 12 = 0
0 + -17a = 6 + 12
-17a = 6 + 12

Combine like terms: 6 + 12 = 18
-17a = 18

Divide each side by '-17'.
a = -1.058823529

Simplifying
a = -1.058823529

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