7x-(4x+3)=30

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Solution for 7x-(4x+3)=30 equation:


Simplifying
7x + -1(4x + 3) = 30

Reorder the terms:
7x + -1(3 + 4x) = 30
7x + (3 * -1 + 4x * -1) = 30
7x + (-3 + -4x) = 30

Reorder the terms:
-3 + 7x + -4x = 30

Combine like terms: 7x + -4x = 3x
-3 + 3x = 30

Solving
-3 + 3x = 30

Solving for variable 'x'.

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

Add '3' to each side of the equation.
-3 + 3 + 3x = 30 + 3

Combine like terms: -3 + 3 = 0
0 + 3x = 30 + 3
3x = 30 + 3

Combine like terms: 30 + 3 = 33
3x = 33

Divide each side by '3'.
x = 11

Simplifying
x = 11

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