40-8a=-4(a-2)

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Solution for 40-8a=-4(a-2) equation:


Simplifying
40 + -8a = -4(a + -2)

Reorder the terms:
40 + -8a = -4(-2 + a)
40 + -8a = (-2 * -4 + a * -4)
40 + -8a = (8 + -4a)

Solving
40 + -8a = 8 + -4a

Solving for variable 'a'.

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

Add '4a' to each side of the equation.
40 + -8a + 4a = 8 + -4a + 4a

Combine like terms: -8a + 4a = -4a
40 + -4a = 8 + -4a + 4a

Combine like terms: -4a + 4a = 0
40 + -4a = 8 + 0
40 + -4a = 8

Add '-40' to each side of the equation.
40 + -40 + -4a = 8 + -40

Combine like terms: 40 + -40 = 0
0 + -4a = 8 + -40
-4a = 8 + -40

Combine like terms: 8 + -40 = -32
-4a = -32

Divide each side by '-4'.
a = 8

Simplifying
a = 8

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