6+3+7x-3x=20+5

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Solution for 6+3+7x-3x=20+5 equation: 


Simplifying
6 + 3 + 7x + -3x = 20 + 5

Combine like terms: 6 + 3 = 9
9 + 7x + -3x = 20 + 5

Combine like terms: 7x + -3x = 4x
9 + 4x = 20 + 5

Combine like terms: 20 + 5 = 25
9 + 4x = 25

Solving
9 + 4x = 25

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 4x = 25 + -9

Combine like terms: 9 + -9 = 0
0 + 4x = 25 + -9
4x = 25 + -9

Combine like terms: 25 + -9 = 16
4x = 16

Divide each side by '4'.
x = 4

Simplifying
x = 4

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