2a+28=4a-4

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Solution for 2a+28=4a-4 equation:


Simplifying
2a + 28 = 4a + -4

Reorder the terms:
28 + 2a = 4a + -4

Reorder the terms:
28 + 2a = -4 + 4a

Solving
28 + 2a = -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.
28 + 2a + -4a = -4 + 4a + -4a

Combine like terms: 2a + -4a = -2a
28 + -2a = -4 + 4a + -4a

Combine like terms: 4a + -4a = 0
28 + -2a = -4 + 0
28 + -2a = -4

Add '-28' to each side of the equation.
28 + -28 + -2a = -4 + -28

Combine like terms: 28 + -28 = 0
0 + -2a = -4 + -28
-2a = -4 + -28

Combine like terms: -4 + -28 = -32
-2a = -32

Divide each side by '-2'.
a = 16

Simplifying
a = 16

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