3(x-7)=y

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Solution for 3(x-7)=y equation:


Simplifying
3(x + -7) = y

Reorder the terms:
3(-7 + x) = y
(-7 * 3 + x * 3) = y
(-21 + 3x) = y

Solving
-21 + 3x = y

Solving for variable 'x'.

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

Add '21' to each side of the equation.
-21 + 21 + 3x = 21 + y

Combine like terms: -21 + 21 = 0
0 + 3x = 21 + y
3x = 21 + y

Divide each side by '3'.
x = 7 + 0.3333333333y

Simplifying
x = 7 + 0.3333333333y

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