7(x+6)-3(7x-7)=19

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Solution for 7(x+6)-3(7x-7)=19 equation:


Simplifying
7(x + 6) + -3(7x + -7) = 19

Reorder the terms:
7(6 + x) + -3(7x + -7) = 19
(6 * 7 + x * 7) + -3(7x + -7) = 19
(42 + 7x) + -3(7x + -7) = 19

Reorder the terms:
42 + 7x + -3(-7 + 7x) = 19
42 + 7x + (-7 * -3 + 7x * -3) = 19
42 + 7x + (21 + -21x) = 19

Reorder the terms:
42 + 21 + 7x + -21x = 19

Combine like terms: 42 + 21 = 63
63 + 7x + -21x = 19

Combine like terms: 7x + -21x = -14x
63 + -14x = 19

Solving
63 + -14x = 19

Solving for variable 'x'.

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

Add '-63' to each side of the equation.
63 + -63 + -14x = 19 + -63

Combine like terms: 63 + -63 = 0
0 + -14x = 19 + -63
-14x = 19 + -63

Combine like terms: 19 + -63 = -44
-14x = -44

Divide each side by '-14'.
x = 3.142857143

Simplifying
x = 3.142857143

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