-3.5a-(2+a)=-23+19.5a

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Solution for -3.5a-(2+a)=-23+19.5a equation:


Simplifying
-3.5a + -1(2 + a) = -23 + 19.5a
-3.5a + (2 * -1 + a * -1) = -23 + 19.5a
-3.5a + (-2 + -1a) = -23 + 19.5a

Reorder the terms:
-2 + -3.5a + -1a = -23 + 19.5a

Combine like terms: -3.5a + -1a = -4.5a
-2 + -4.5a = -23 + 19.5a

Solving
-2 + -4.5a = -23 + 19.5a

Solving for variable 'a'.

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

Add '-19.5a' to each side of the equation.
-2 + -4.5a + -19.5a = -23 + 19.5a + -19.5a

Combine like terms: -4.5a + -19.5a = -24a
-2 + -24a = -23 + 19.5a + -19.5a

Combine like terms: 19.5a + -19.5a = 0.0
-2 + -24a = -23 + 0.0
-2 + -24a = -23

Add '2' to each side of the equation.
-2 + 2 + -24a = -23 + 2

Combine like terms: -2 + 2 = 0
0 + -24a = -23 + 2
-24a = -23 + 2

Combine like terms: -23 + 2 = -21
-24a = -21

Divide each side by '-24'.
a = 0.875

Simplifying
a = 0.875

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