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

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


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

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

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

Reorder the terms:
2 + -2x = 7(-2 + x)
2 + -2x = (-2 * 7 + x * 7)
2 + -2x = (-14 + 7x)

Solving
2 + -2x = -14 + 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
2 + -2x + -7x = -14 + 7x + -7x

Combine like terms: -2x + -7x = -9x
2 + -9x = -14 + 7x + -7x

Combine like terms: 7x + -7x = 0
2 + -9x = -14 + 0
2 + -9x = -14

Add '-2' to each side of the equation.
2 + -2 + -9x = -14 + -2

Combine like terms: 2 + -2 = 0
0 + -9x = -14 + -2
-9x = -14 + -2

Combine like terms: -14 + -2 = -16
-9x = -16

Divide each side by '-9'.
x = 1.777777778

Simplifying
x = 1.777777778

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