5-3(a+2)=7+a

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Solution for 5-3(a+2)=7+a equation: 


Simplifying
5 + -3(a + 2) = 7 + a

Reorder the terms:
5 + -3(2 + a) = 7 + a
5 + (2 * -3 + a * -3) = 7 + a
5 + (-6 + -3a) = 7 + a

Combine like terms: 5 + -6 = -1
-1 + -3a = 7 + a

Solving
-1 + -3a = 7 + a

Solving for variable 'a'.

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

Add '-1a' to each side of the equation.
-1 + -3a + -1a = 7 + a + -1a

Combine like terms: -3a + -1a = -4a
-1 + -4a = 7 + a + -1a

Combine like terms: a + -1a = 0
-1 + -4a = 7 + 0
-1 + -4a = 7

Add '1' to each side of the equation.
-1 + 1 + -4a = 7 + 1

Combine like terms: -1 + 1 = 0
0 + -4a = 7 + 1
-4a = 7 + 1

Combine like terms: 7 + 1 = 8
-4a = 8

Divide each side by '-4'.
a = -2

Simplifying
a = -2

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