3-(2x+5)=4

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Solution for 3-(2x+5)=4 equation:


Simplifying
3 + -1(2x + 5) = 4

Reorder the terms:
3 + -1(5 + 2x) = 4
3 + (5 * -1 + 2x * -1) = 4
3 + (-5 + -2x) = 4

Combine like terms: 3 + -5 = -2
-2 + -2x = 4

Solving
-2 + -2x = 4

Solving for variable 'x'.

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

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

Combine like terms: -2 + 2 = 0
0 + -2x = 4 + 2
-2x = 4 + 2

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

Divide each side by '-2'.
x = -3

Simplifying
x = -3

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