2-[2x+5]=7x+3+12

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Solution for 2-[2x+5]=7x+3+12 equation:


Simplifying
2 + -1[2x + 5] = 7x + 3 + 12

Reorder the terms:
2 + -1[5 + 2x] = 7x + 3 + 12
2 + [5 * -1 + 2x * -1] = 7x + 3 + 12
2 + [-5 + -2x] = 7x + 3 + 12

Combine like terms: 2 + -5 = -3
-3 + -2x = 7x + 3 + 12

Reorder the terms:
-3 + -2x = 3 + 12 + 7x

Combine like terms: 3 + 12 = 15
-3 + -2x = 15 + 7x

Solving
-3 + -2x = 15 + 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.
-3 + -2x + -7x = 15 + 7x + -7x

Combine like terms: -2x + -7x = -9x
-3 + -9x = 15 + 7x + -7x

Combine like terms: 7x + -7x = 0
-3 + -9x = 15 + 0
-3 + -9x = 15

Add '3' to each side of the equation.
-3 + 3 + -9x = 15 + 3

Combine like terms: -3 + 3 = 0
0 + -9x = 15 + 3
-9x = 15 + 3

Combine like terms: 15 + 3 = 18
-9x = 18

Divide each side by '-9'.
x = -2

Simplifying
x = -2

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