-104=5a-2(5a+7)

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Solution for -104=5a-2(5a+7) equation:


Simplifying
-104 = 5a + -2(5a + 7)

Reorder the terms:
-104 = 5a + -2(7 + 5a)
-104 = 5a + (7 * -2 + 5a * -2)
-104 = 5a + (-14 + -10a)

Reorder the terms:
-104 = -14 + 5a + -10a

Combine like terms: 5a + -10a = -5a
-104 = -14 + -5a

Solving
-104 = -14 + -5a

Solving for variable 'a'.

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

Add '5a' to each side of the equation.
-104 + 5a = -14 + -5a + 5a

Combine like terms: -5a + 5a = 0
-104 + 5a = -14 + 0
-104 + 5a = -14

Add '104' to each side of the equation.
-104 + 104 + 5a = -14 + 104

Combine like terms: -104 + 104 = 0
0 + 5a = -14 + 104
5a = -14 + 104

Combine like terms: -14 + 104 = 90
5a = 90

Divide each side by '5'.
a = 18

Simplifying
a = 18

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