6(a-15)=42

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Solution for 6(a-15)=42 equation: 


Simplifying
6(a + -15) = 42

Reorder the terms:
6(-15 + a) = 42
(-15 * 6 + a * 6) = 42
(-90 + 6a) = 42

Solving
-90 + 6a = 42

Solving for variable 'a'.

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

Add '90' to each side of the equation.
-90 + 90 + 6a = 42 + 90

Combine like terms: -90 + 90 = 0
0 + 6a = 42 + 90
6a = 42 + 90

Combine like terms: 42 + 90 = 132
6a = 132

Divide each side by '6'.
a = 22

Simplifying
a = 22

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