3x+7-9(x+1)=2x+5

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Solution for 3x+7-9(x+1)=2x+5 equation:


Simplifying
3x + 7 + -9(x + 1) = 2x + 5

Reorder the terms:
3x + 7 + -9(1 + x) = 2x + 5
3x + 7 + (1 * -9 + x * -9) = 2x + 5
3x + 7 + (-9 + -9x) = 2x + 5

Reorder the terms:
7 + -9 + 3x + -9x = 2x + 5

Combine like terms: 7 + -9 = -2
-2 + 3x + -9x = 2x + 5

Combine like terms: 3x + -9x = -6x
-2 + -6x = 2x + 5

Reorder the terms:
-2 + -6x = 5 + 2x

Solving
-2 + -6x = 5 + 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 + -6x + -2x = 5 + 2x + -2x

Combine like terms: -6x + -2x = -8x
-2 + -8x = 5 + 2x + -2x

Combine like terms: 2x + -2x = 0
-2 + -8x = 5 + 0
-2 + -8x = 5

Add '2' to each side of the equation.
-2 + 2 + -8x = 5 + 2

Combine like terms: -2 + 2 = 0
0 + -8x = 5 + 2
-8x = 5 + 2

Combine like terms: 5 + 2 = 7
-8x = 7

Divide each side by '-8'.
x = -0.875

Simplifying
x = -0.875

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