5+4a-(2a+2)-(5a+7)=

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Solution for 5+4a-(2a+2)-(5a+7)= equation:


Simplifying
5 + 4a + -1(2a + 2) + -1(5a + 7) = 0

Reorder the terms:
5 + 4a + -1(2 + 2a) + -1(5a + 7) = 0
5 + 4a + (2 * -1 + 2a * -1) + -1(5a + 7) = 0
5 + 4a + (-2 + -2a) + -1(5a + 7) = 0

Reorder the terms:
5 + 4a + -2 + -2a + -1(7 + 5a) = 0
5 + 4a + -2 + -2a + (7 * -1 + 5a * -1) = 0
5 + 4a + -2 + -2a + (-7 + -5a) = 0

Reorder the terms:
5 + -2 + -7 + 4a + -2a + -5a = 0

Combine like terms: 5 + -2 = 3
3 + -7 + 4a + -2a + -5a = 0

Combine like terms: 3 + -7 = -4
-4 + 4a + -2a + -5a = 0

Combine like terms: 4a + -2a = 2a
-4 + 2a + -5a = 0

Combine like terms: 2a + -5a = -3a
-4 + -3a = 0

Solving
-4 + -3a = 0

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + -3a = 0 + 4

Combine like terms: -4 + 4 = 0
0 + -3a = 0 + 4
-3a = 0 + 4

Combine like terms: 0 + 4 = 4
-3a = 4

Divide each side by '-3'.
a = -1.333333333

Simplifying
a = -1.333333333

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