4a+3(2a+1)-8=15

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Solution for 4a+3(2a+1)-8=15 equation:


Simplifying
4a + 3(2a + 1) + -8 = 15

Reorder the terms:
4a + 3(1 + 2a) + -8 = 15
4a + (1 * 3 + 2a * 3) + -8 = 15
4a + (3 + 6a) + -8 = 15

Reorder the terms:
3 + -8 + 4a + 6a = 15

Combine like terms: 3 + -8 = -5
-5 + 4a + 6a = 15

Combine like terms: 4a + 6a = 10a
-5 + 10a = 15

Solving
-5 + 10a = 15

Solving for variable 'a'.

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

Add '5' to each side of the equation.
-5 + 5 + 10a = 15 + 5

Combine like terms: -5 + 5 = 0
0 + 10a = 15 + 5
10a = 15 + 5

Combine like terms: 15 + 5 = 20
10a = 20

Divide each side by '10'.
a = 2

Simplifying
a = 2

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