5x+6(7-x)=39

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Solution for 5x+6(7-x)=39 equation:


Simplifying
5x + 6(7 + -1x) = 39
5x + (7 * 6 + -1x * 6) = 39
5x + (42 + -6x) = 39

Reorder the terms:
42 + 5x + -6x = 39

Combine like terms: 5x + -6x = -1x
42 + -1x = 39

Solving
42 + -1x = 39

Solving for variable 'x'.

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

Add '-42' to each side of the equation.
42 + -42 + -1x = 39 + -42

Combine like terms: 42 + -42 = 0
0 + -1x = 39 + -42
-1x = 39 + -42

Combine like terms: 39 + -42 = -3
-1x = -3

Divide each side by '-1'.
x = 3

Simplifying
x = 3

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