3x+3(5x-7)=17-x

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Solution for 3x+3(5x-7)=17-x equation:


Simplifying
3x + 3(5x + -7) = 17 + -1x

Reorder the terms:
3x + 3(-7 + 5x) = 17 + -1x
3x + (-7 * 3 + 5x * 3) = 17 + -1x
3x + (-21 + 15x) = 17 + -1x

Reorder the terms:
-21 + 3x + 15x = 17 + -1x

Combine like terms: 3x + 15x = 18x
-21 + 18x = 17 + -1x

Solving
-21 + 18x = 17 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
-21 + 18x + x = 17 + -1x + x

Combine like terms: 18x + x = 19x
-21 + 19x = 17 + -1x + x

Combine like terms: -1x + x = 0
-21 + 19x = 17 + 0
-21 + 19x = 17

Add '21' to each side of the equation.
-21 + 21 + 19x = 17 + 21

Combine like terms: -21 + 21 = 0
0 + 19x = 17 + 21
19x = 17 + 21

Combine like terms: 17 + 21 = 38
19x = 38

Divide each side by '19'.
x = 2

Simplifying
x = 2

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