7x-3(9-x)=17

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Solution for 7x-3(9-x)=17 equation:


Simplifying
7x + -3(9 + -1x) = 17
7x + (9 * -3 + -1x * -3) = 17
7x + (-27 + 3x) = 17

Reorder the terms:
-27 + 7x + 3x = 17

Combine like terms: 7x + 3x = 10x
-27 + 10x = 17

Solving
-27 + 10x = 17

Solving for variable 'x'.

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

Add '27' to each side of the equation.
-27 + 27 + 10x = 17 + 27

Combine like terms: -27 + 27 = 0
0 + 10x = 17 + 27
10x = 17 + 27

Combine like terms: 17 + 27 = 44
10x = 44

Divide each side by '10'.
x = 4.4

Simplifying
x = 4.4

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