28-3x=42x+7

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Solution for 28-3x=42x+7 equation:


Simplifying
28 + -3x = 42x + 7

Reorder the terms:
28 + -3x = 7 + 42x

Solving
28 + -3x = 7 + 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.
28 + -3x + -42x = 7 + 42x + -42x

Combine like terms: -3x + -42x = -45x
28 + -45x = 7 + 42x + -42x

Combine like terms: 42x + -42x = 0
28 + -45x = 7 + 0
28 + -45x = 7

Add '-28' to each side of the equation.
28 + -28 + -45x = 7 + -28

Combine like terms: 28 + -28 = 0
0 + -45x = 7 + -28
-45x = 7 + -28

Combine like terms: 7 + -28 = -21
-45x = -21

Divide each side by '-45'.
x = 0.4666666667

Simplifying
x = 0.4666666667

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