3x+9-7(x+1)=2x+7

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Solution for 3x+9-7(x+1)=2x+7 equation:


Simplifying
3x + 9 + -7(x + 1) = 2x + 7

Reorder the terms:
3x + 9 + -7(1 + x) = 2x + 7
3x + 9 + (1 * -7 + x * -7) = 2x + 7
3x + 9 + (-7 + -7x) = 2x + 7

Reorder the terms:
9 + -7 + 3x + -7x = 2x + 7

Combine like terms: 9 + -7 = 2
2 + 3x + -7x = 2x + 7

Combine like terms: 3x + -7x = -4x
2 + -4x = 2x + 7

Reorder the terms:
2 + -4x = 7 + 2x

Solving
2 + -4x = 7 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
2 + -4x + -2x = 7 + 2x + -2x

Combine like terms: -4x + -2x = -6x
2 + -6x = 7 + 2x + -2x

Combine like terms: 2x + -2x = 0
2 + -6x = 7 + 0
2 + -6x = 7

Add '-2' to each side of the equation.
2 + -2 + -6x = 7 + -2

Combine like terms: 2 + -2 = 0
0 + -6x = 7 + -2
-6x = 7 + -2

Combine like terms: 7 + -2 = 5
-6x = 5

Divide each side by '-6'.
x = -0.8333333333

Simplifying
x = -0.8333333333

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