103=-2a+3(-3a+5)

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Solution for 103=-2a+3(-3a+5) equation:


Simplifying
103 = -2a + 3(-3a + 5)

Reorder the terms:
103 = -2a + 3(5 + -3a)
103 = -2a + (5 * 3 + -3a * 3)
103 = -2a + (15 + -9a)

Reorder the terms:
103 = 15 + -2a + -9a

Combine like terms: -2a + -9a = -11a
103 = 15 + -11a

Solving
103 = 15 + -11a

Solving for variable 'a'.

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

Add '11a' to each side of the equation.
103 + 11a = 15 + -11a + 11a

Combine like terms: -11a + 11a = 0
103 + 11a = 15 + 0
103 + 11a = 15

Add '-103' to each side of the equation.
103 + -103 + 11a = 15 + -103

Combine like terms: 103 + -103 = 0
0 + 11a = 15 + -103
11a = 15 + -103

Combine like terms: 15 + -103 = -88
11a = -88

Divide each side by '11'.
a = -8

Simplifying
a = -8

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