-7x+4(x-3)=9

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Solution for -7x+4(x-3)=9 equation:


Simplifying
-7x + 4(x + -3) = 9

Reorder the terms:
-7x + 4(-3 + x) = 9
-7x + (-3 * 4 + x * 4) = 9
-7x + (-12 + 4x) = 9

Reorder the terms:
-12 + -7x + 4x = 9

Combine like terms: -7x + 4x = -3x
-12 + -3x = 9

Solving
-12 + -3x = 9

Solving for variable 'x'.

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

Add '12' to each side of the equation.
-12 + 12 + -3x = 9 + 12

Combine like terms: -12 + 12 = 0
0 + -3x = 9 + 12
-3x = 9 + 12

Combine like terms: 9 + 12 = 21
-3x = 21

Divide each side by '-3'.
x = -7

Simplifying
x = -7

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