4a-9=4(a+1)+13a+3

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Solution for 4a-9=4(a+1)+13a+3 equation:


Simplifying
4a + -9 = 4(a + 1) + 13a + 3

Reorder the terms:
-9 + 4a = 4(a + 1) + 13a + 3

Reorder the terms:
-9 + 4a = 4(1 + a) + 13a + 3
-9 + 4a = (1 * 4 + a * 4) + 13a + 3
-9 + 4a = (4 + 4a) + 13a + 3

Reorder the terms:
-9 + 4a = 4 + 3 + 4a + 13a

Combine like terms: 4 + 3 = 7
-9 + 4a = 7 + 4a + 13a

Combine like terms: 4a + 13a = 17a
-9 + 4a = 7 + 17a

Solving
-9 + 4a = 7 + 17a

Solving for variable 'a'.

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

Add '-17a' to each side of the equation.
-9 + 4a + -17a = 7 + 17a + -17a

Combine like terms: 4a + -17a = -13a
-9 + -13a = 7 + 17a + -17a

Combine like terms: 17a + -17a = 0
-9 + -13a = 7 + 0
-9 + -13a = 7

Add '9' to each side of the equation.
-9 + 9 + -13a = 7 + 9

Combine like terms: -9 + 9 = 0
0 + -13a = 7 + 9
-13a = 7 + 9

Combine like terms: 7 + 9 = 16
-13a = 16

Divide each side by '-13'.
a = -1.230769231

Simplifying
a = -1.230769231

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