9x-4(7-x)=11

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Solution for 9x-4(7-x)=11 equation:


Simplifying
9x + -4(7 + -1x) = 11
9x + (7 * -4 + -1x * -4) = 11
9x + (-28 + 4x) = 11

Reorder the terms:
-28 + 9x + 4x = 11

Combine like terms: 9x + 4x = 13x
-28 + 13x = 11

Solving
-28 + 13x = 11

Solving for variable 'x'.

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

Add '28' to each side of the equation.
-28 + 28 + 13x = 11 + 28

Combine like terms: -28 + 28 = 0
0 + 13x = 11 + 28
13x = 11 + 28

Combine like terms: 11 + 28 = 39
13x = 39

Divide each side by '13'.
x = 3

Simplifying
x = 3

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