5-7x=90-42x

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Solution for 5-7x=90-42x equation:


Simplifying
5 + -7x = 90 + -42x

Solving
5 + -7x = 90 + -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.
5 + -7x + 42x = 90 + -42x + 42x

Combine like terms: -7x + 42x = 35x
5 + 35x = 90 + -42x + 42x

Combine like terms: -42x + 42x = 0
5 + 35x = 90 + 0
5 + 35x = 90

Add '-5' to each side of the equation.
5 + -5 + 35x = 90 + -5

Combine like terms: 5 + -5 = 0
0 + 35x = 90 + -5
35x = 90 + -5

Combine like terms: 90 + -5 = 85
35x = 85

Divide each side by '35'.
x = 2.428571429

Simplifying
x = 2.428571429

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