103=4+3(4a+5)

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Solution for 103=4+3(4a+5) equation:


Simplifying
103 = 4 + 3(4a + 5)

Reorder the terms:
103 = 4 + 3(5 + 4a)
103 = 4 + (5 * 3 + 4a * 3)
103 = 4 + (15 + 12a)

Combine like terms: 4 + 15 = 19
103 = 19 + 12a

Solving
103 = 19 + 12a

Solving for variable 'a'.

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

Add '-12a' to each side of the equation.
103 + -12a = 19 + 12a + -12a

Combine like terms: 12a + -12a = 0
103 + -12a = 19 + 0
103 + -12a = 19

Add '-103' to each side of the equation.
103 + -103 + -12a = 19 + -103

Combine like terms: 103 + -103 = 0
0 + -12a = 19 + -103
-12a = 19 + -103

Combine like terms: 19 + -103 = -84
-12a = -84

Divide each side by '-12'.
a = 7

Simplifying
a = 7

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