4a+28=11a-28

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Solution for 4a+28=11a-28 equation:


Simplifying
4a + 28 = 11a + -28

Reorder the terms:
28 + 4a = 11a + -28

Reorder the terms:
28 + 4a = -28 + 11a

Solving
28 + 4a = -28 + 11a

Solving for variable 'a'.

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

Add '-11a' to each side of the equation.
28 + 4a + -11a = -28 + 11a + -11a

Combine like terms: 4a + -11a = -7a
28 + -7a = -28 + 11a + -11a

Combine like terms: 11a + -11a = 0
28 + -7a = -28 + 0
28 + -7a = -28

Add '-28' to each side of the equation.
28 + -28 + -7a = -28 + -28

Combine like terms: 28 + -28 = 0
0 + -7a = -28 + -28
-7a = -28 + -28

Combine like terms: -28 + -28 = -56
-7a = -56

Divide each side by '-7'.
a = 8

Simplifying
a = 8

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