3x+4(-x+15)=51

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Solution for 3x+4(-x+15)=51 equation:


Simplifying
3x + 4(-1x + 15) = 51

Reorder the terms:
3x + 4(15 + -1x) = 51
3x + (15 * 4 + -1x * 4) = 51
3x + (60 + -4x) = 51

Reorder the terms:
60 + 3x + -4x = 51

Combine like terms: 3x + -4x = -1x
60 + -1x = 51

Solving
60 + -1x = 51

Solving for variable 'x'.

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

Add '-60' to each side of the equation.
60 + -60 + -1x = 51 + -60

Combine like terms: 60 + -60 = 0
0 + -1x = 51 + -60
-1x = 51 + -60

Combine like terms: 51 + -60 = -9
-1x = -9

Divide each side by '-1'.
x = 9

Simplifying
x = 9

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