7-3a=-2(2a-2)

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Solution for 7-3a=-2(2a-2) equation:


Simplifying
7 + -3a = -2(2a + -2)

Reorder the terms:
7 + -3a = -2(-2 + 2a)
7 + -3a = (-2 * -2 + 2a * -2)
7 + -3a = (4 + -4a)

Solving
7 + -3a = 4 + -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.
7 + -3a + 4a = 4 + -4a + 4a

Combine like terms: -3a + 4a = 1a
7 + 1a = 4 + -4a + 4a

Combine like terms: -4a + 4a = 0
7 + 1a = 4 + 0
7 + 1a = 4

Add '-7' to each side of the equation.
7 + -7 + 1a = 4 + -7

Combine like terms: 7 + -7 = 0
0 + 1a = 4 + -7
1a = 4 + -7

Combine like terms: 4 + -7 = -3
1a = -3

Divide each side by '1'.
a = -3

Simplifying
a = -3

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