5[a+3]=8

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Solution for 5[a+3]=8 equation: 


Simplifying
5[a + 3] = 8

Reorder the terms:
5[3 + a] = 8
[3 * 5 + a * 5] = 8
[15 + 5a] = 8

Solving
15 + 5a = 8

Solving for variable 'a'.

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

Add '-15' to each side of the equation.
15 + -15 + 5a = 8 + -15

Combine like terms: 15 + -15 = 0
0 + 5a = 8 + -15
5a = 8 + -15

Combine like terms: 8 + -15 = -7
5a = -7

Divide each side by '5'.
a = -1.4

Simplifying
a = -1.4

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