21a+4=5a+60

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Solution for 21a+4=5a+60 equation:


Simplifying
21a + 4 = 5a + 60

Reorder the terms:
4 + 21a = 5a + 60

Reorder the terms:
4 + 21a = 60 + 5a

Solving
4 + 21a = 60 + 5a

Solving for variable 'a'.

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

Add '-5a' to each side of the equation.
4 + 21a + -5a = 60 + 5a + -5a

Combine like terms: 21a + -5a = 16a
4 + 16a = 60 + 5a + -5a

Combine like terms: 5a + -5a = 0
4 + 16a = 60 + 0
4 + 16a = 60

Add '-4' to each side of the equation.
4 + -4 + 16a = 60 + -4

Combine like terms: 4 + -4 = 0
0 + 16a = 60 + -4
16a = 60 + -4

Combine like terms: 60 + -4 = 56
16a = 56

Divide each side by '16'.
a = 3.5

Simplifying
a = 3.5

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