13x-(4x-9)=63

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Solution for 13x-(4x-9)=63 equation:


Simplifying
13x + -1(4x + -9) = 63

Reorder the terms:
13x + -1(-9 + 4x) = 63
13x + (-9 * -1 + 4x * -1) = 63
13x + (9 + -4x) = 63

Reorder the terms:
9 + 13x + -4x = 63

Combine like terms: 13x + -4x = 9x
9 + 9x = 63

Solving
9 + 9x = 63

Solving for variable 'x'.

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

Add '-9' to each side of the equation.
9 + -9 + 9x = 63 + -9

Combine like terms: 9 + -9 = 0
0 + 9x = 63 + -9
9x = 63 + -9

Combine like terms: 63 + -9 = 54
9x = 54

Divide each side by '9'.
x = 6

Simplifying
x = 6

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