3a(7)=42

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Solution for 3a(7)=42 equation:


Simplifying
3a(7) = 42

Reorder the terms for easier multiplication:
3 * 7a = 42

Multiply 3 * 7
21a = 42

Solving
21a = 42

Solving for variable 'a'.

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

Divide each side by '21'.
a = 2

Simplifying
a = 2

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