(X+9)7+x+5=140

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Solution for (X+9)7+x+5=140 equation:


Simplifying
(X + 9) * 7 + x + 5 = 140

Reorder the terms:
(9 + X) * 7 + x + 5 = 140

Reorder the terms for easier multiplication:
7(9 + X) + x + 5 = 140
(9 * 7 + X * 7) + x + 5 = 140
(63 + 7X) + x + 5 = 140

Reorder the terms:
63 + 5 + 7X + x = 140

Combine like terms: 63 + 5 = 68
68 + 7X + x = 140

Solving
68 + 7X + x = 140

Solving for variable 'X'.

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

Add '-68' to each side of the equation.
68 + 7X + -68 + x = 140 + -68

Reorder the terms:
68 + -68 + 7X + x = 140 + -68

Combine like terms: 68 + -68 = 0
0 + 7X + x = 140 + -68
7X + x = 140 + -68

Combine like terms: 140 + -68 = 72
7X + x = 72

Add '-1x' to each side of the equation.
7X + x + -1x = 72 + -1x

Combine like terms: x + -1x = 0
7X + 0 = 72 + -1x
7X = 72 + -1x

Divide each side by '7'.
X = 10.28571429 + -0.1428571429x

Simplifying
X = 10.28571429 + -0.1428571429x

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