-3=-a-(-4)

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Solution for -3=-a-(-4) equation:


Simplifying
-3 = -1a + -1(-4)

Multiply -1 * -4
-3 = -1a + 4

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

Solving
-3 = 4 + -1a

Solving for variable 'a'.

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

Add 'a' to each side of the equation.
-3 + a = 4 + -1a + a

Combine like terms: -1a + a = 0
-3 + a = 4 + 0
-3 + a = 4

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

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

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

Simplifying
a = 7

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