8x-(x+9)=47

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Solution for 8x-(x+9)=47 equation:


Simplifying
8x + -1(x + 9) = 47

Reorder the terms:
8x + -1(9 + x) = 47
8x + (9 * -1 + x * -1) = 47
8x + (-9 + -1x) = 47

Reorder the terms:
-9 + 8x + -1x = 47

Combine like terms: 8x + -1x = 7x
-9 + 7x = 47

Solving
-9 + 7x = 47

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 + 7x = 47 + 9

Combine like terms: -9 + 9 = 0
0 + 7x = 47 + 9
7x = 47 + 9

Combine like terms: 47 + 9 = 56
7x = 56

Divide each side by '7'.
x = 8

Simplifying
x = 8

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