5[a+3]=3a+31

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Solution for 5[a+3]=3a+31 equation:


Simplifying
5[a + 3] = 3a + 31

Reorder the terms:
5[3 + a] = 3a + 31
[3 * 5 + a * 5] = 3a + 31
[15 + 5a] = 3a + 31

Reorder the terms:
15 + 5a = 31 + 3a

Solving
15 + 5a = 31 + 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.
15 + 5a + -3a = 31 + 3a + -3a

Combine like terms: 5a + -3a = 2a
15 + 2a = 31 + 3a + -3a

Combine like terms: 3a + -3a = 0
15 + 2a = 31 + 0
15 + 2a = 31

Add '-15' to each side of the equation.
15 + -15 + 2a = 31 + -15

Combine like terms: 15 + -15 = 0
0 + 2a = 31 + -15
2a = 31 + -15

Combine like terms: 31 + -15 = 16
2a = 16

Divide each side by '2'.
a = 8

Simplifying
a = 8

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