3(x-7)+25=x+9

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Solution for 3(x-7)+25=x+9 equation:


Simplifying
3(x + -7) + 25 = x + 9

Reorder the terms:
3(-7 + x) + 25 = x + 9
(-7 * 3 + x * 3) + 25 = x + 9
(-21 + 3x) + 25 = x + 9

Reorder the terms:
-21 + 25 + 3x = x + 9

Combine like terms: -21 + 25 = 4
4 + 3x = x + 9

Reorder the terms:
4 + 3x = 9 + x

Solving
4 + 3x = 9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
4 + 3x + -1x = 9 + x + -1x

Combine like terms: 3x + -1x = 2x
4 + 2x = 9 + x + -1x

Combine like terms: x + -1x = 0
4 + 2x = 9 + 0
4 + 2x = 9

Add '-4' to each side of the equation.
4 + -4 + 2x = 9 + -4

Combine like terms: 4 + -4 = 0
0 + 2x = 9 + -4
2x = 9 + -4

Combine like terms: 9 + -4 = 5
2x = 5

Divide each side by '2'.
x = 2.5

Simplifying
x = 2.5

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