7-7x=72-42x

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Solution for 7-7x=72-42x equation:


Simplifying
7 + -7x = 72 + -42x

Solving
7 + -7x = 72 + -42x

Solving for variable 'x'.

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

Add '42x' to each side of the equation.
7 + -7x + 42x = 72 + -42x + 42x

Combine like terms: -7x + 42x = 35x
7 + 35x = 72 + -42x + 42x

Combine like terms: -42x + 42x = 0
7 + 35x = 72 + 0
7 + 35x = 72

Add '-7' to each side of the equation.
7 + -7 + 35x = 72 + -7

Combine like terms: 7 + -7 = 0
0 + 35x = 72 + -7
35x = 72 + -7

Combine like terms: 72 + -7 = 65
35x = 65

Divide each side by '35'.
x = 1.857142857

Simplifying
x = 1.857142857

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