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

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


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

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

Combine like terms: 4 + 4 = 8
8 + -1a = 2(4a + -5)

Reorder the terms:
8 + -1a = 2(-5 + 4a)
8 + -1a = (-5 * 2 + 4a * 2)
8 + -1a = (-10 + 8a)

Solving
8 + -1a = -10 + 8a

Solving for variable 'a'.

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

Add '-8a' to each side of the equation.
8 + -1a + -8a = -10 + 8a + -8a

Combine like terms: -1a + -8a = -9a
8 + -9a = -10 + 8a + -8a

Combine like terms: 8a + -8a = 0
8 + -9a = -10 + 0
8 + -9a = -10

Add '-8' to each side of the equation.
8 + -8 + -9a = -10 + -8

Combine like terms: 8 + -8 = 0
0 + -9a = -10 + -8
-9a = -10 + -8

Combine like terms: -10 + -8 = -18
-9a = -18

Divide each side by '-9'.
a = 2

Simplifying
a = 2

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