7x-(3x+4)=16

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Solution for 7x-(3x+4)=16 equation:


Simplifying
7x + -1(3x + 4) = 16

Reorder the terms:
7x + -1(4 + 3x) = 16
7x + (4 * -1 + 3x * -1) = 16
7x + (-4 + -3x) = 16

Reorder the terms:
-4 + 7x + -3x = 16

Combine like terms: 7x + -3x = 4x
-4 + 4x = 16

Solving
-4 + 4x = 16

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + 4x = 16 + 4

Combine like terms: -4 + 4 = 0
0 + 4x = 16 + 4
4x = 16 + 4

Combine like terms: 16 + 4 = 20
4x = 20

Divide each side by '4'.
x = 5

Simplifying
x = 5

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