7x+3=6(3+-1)+9

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Solution for 7x+3=6(3+-1)+9 equation:


Simplifying
7x + 3 = 6(3 + -1) + 9

Reorder the terms:
3 + 7x = 6(3 + -1) + 9

Combine like terms: 3 + -1 = 2
3 + 7x = 6(2) + 9

Multiply 6 * 2
3 + 7x = 12 + 9

Combine like terms: 12 + 9 = 21
3 + 7x = 21

Solving
3 + 7x = 21

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 7x = 21 + -3

Combine like terms: 3 + -3 = 0
0 + 7x = 21 + -3
7x = 21 + -3

Combine like terms: 21 + -3 = 18
7x = 18

Divide each side by '7'.
x = 2.571428571

Simplifying
x = 2.571428571

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