-9=7(4x-6)-7x

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Solution for -9=7(4x-6)-7x equation:


Simplifying
-9 = 7(4x + -6) + -7x

Reorder the terms:
-9 = 7(-6 + 4x) + -7x
-9 = (-6 * 7 + 4x * 7) + -7x
-9 = (-42 + 28x) + -7x

Combine like terms: 28x + -7x = 21x
-9 = -42 + 21x

Solving
-9 = -42 + 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
-9 + -21x = -42 + 21x + -21x

Combine like terms: 21x + -21x = 0
-9 + -21x = -42 + 0
-9 + -21x = -42

Add '9' to each side of the equation.
-9 + 9 + -21x = -42 + 9

Combine like terms: -9 + 9 = 0
0 + -21x = -42 + 9
-21x = -42 + 9

Combine like terms: -42 + 9 = -33
-21x = -33

Divide each side by '-21'.
x = 1.571428571

Simplifying
x = 1.571428571

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