a(a+8)-a(a+3)-23=3a+11

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Solution for a(a+8)-a(a+3)-23=3a+11 equation:


Simplifying
a(a + 8) + -1a(a + 3) + -23 = 3a + 11

Reorder the terms:
a(8 + a) + -1a(a + 3) + -23 = 3a + 11
(8 * a + a * a) + -1a(a + 3) + -23 = 3a + 11
(8a + a2) + -1a(a + 3) + -23 = 3a + 11

Reorder the terms:
8a + a2 + -1a(3 + a) + -23 = 3a + 11
8a + a2 + (3 * -1a + a * -1a) + -23 = 3a + 11
8a + a2 + (-3a + -1a2) + -23 = 3a + 11

Reorder the terms:
-23 + 8a + -3a + a2 + -1a2 = 3a + 11

Combine like terms: 8a + -3a = 5a
-23 + 5a + a2 + -1a2 = 3a + 11

Combine like terms: a2 + -1a2 = 0
-23 + 5a + 0 = 3a + 11
-23 + 5a = 3a + 11

Reorder the terms:
-23 + 5a = 11 + 3a

Solving
-23 + 5a = 11 + 3a

Solving for variable 'a'.

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

Add '-3a' to each side of the equation.
-23 + 5a + -3a = 11 + 3a + -3a

Combine like terms: 5a + -3a = 2a
-23 + 2a = 11 + 3a + -3a

Combine like terms: 3a + -3a = 0
-23 + 2a = 11 + 0
-23 + 2a = 11

Add '23' to each side of the equation.
-23 + 23 + 2a = 11 + 23

Combine like terms: -23 + 23 = 0
0 + 2a = 11 + 23
2a = 11 + 23

Combine like terms: 11 + 23 = 34
2a = 34

Divide each side by '2'.
a = 17

Simplifying
a = 17

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