4x+7x-45=30-4x

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Solution for 4x+7x-45=30-4x equation:


Simplifying
4x + 7x + -45 = 30 + -4x

Reorder the terms:
-45 + 4x + 7x = 30 + -4x

Combine like terms: 4x + 7x = 11x
-45 + 11x = 30 + -4x

Solving
-45 + 11x = 30 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-45 + 11x + 4x = 30 + -4x + 4x

Combine like terms: 11x + 4x = 15x
-45 + 15x = 30 + -4x + 4x

Combine like terms: -4x + 4x = 0
-45 + 15x = 30 + 0
-45 + 15x = 30

Add '45' to each side of the equation.
-45 + 45 + 15x = 30 + 45

Combine like terms: -45 + 45 = 0
0 + 15x = 30 + 45
15x = 30 + 45

Combine like terms: 30 + 45 = 75
15x = 75

Divide each side by '15'.
x = 5

Simplifying
x = 5

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