-a-2a+4-4a=-3a

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Solution for -a-2a+4-4a=-3a equation:


Simplifying
-1a + -2a + 4 + -4a = -3a

Reorder the terms:
4 + -1a + -2a + -4a = -3a

Combine like terms: -1a + -2a = -3a
4 + -3a + -4a = -3a

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

Solving
4 + -7a = -3a

Solving for variable 'a'.

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

Add '3a' to each side of the equation.
4 + -7a + 3a = -3a + 3a

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

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

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

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

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

Divide each side by '-4'.
a = 1

Simplifying
a = 1

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