15a-4=100

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Solution for 15a-4=100 equation: 


Simplifying
15a + -4 = 100

Reorder the terms:
-4 + 15a = 100

Solving
-4 + 15a = 100

Solving for variable 'a'.

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

Add '4' to each side of the equation.
-4 + 4 + 15a = 100 + 4

Combine like terms: -4 + 4 = 0
0 + 15a = 100 + 4
15a = 100 + 4

Combine like terms: 100 + 4 = 104
15a = 104

Divide each side by '15'.
a = 6.933333333

Simplifying
a = 6.933333333

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