9(x-5)=21x-158

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Solution for 9(x-5)=21x-158 equation:


Simplifying
9(x + -5) = 21x + -158

Reorder the terms:
9(-5 + x) = 21x + -158
(-5 * 9 + x * 9) = 21x + -158
(-45 + 9x) = 21x + -158

Reorder the terms:
-45 + 9x = -158 + 21x

Solving
-45 + 9x = -158 + 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.
-45 + 9x + -21x = -158 + 21x + -21x

Combine like terms: 9x + -21x = -12x
-45 + -12x = -158 + 21x + -21x

Combine like terms: 21x + -21x = 0
-45 + -12x = -158 + 0
-45 + -12x = -158

Add '45' to each side of the equation.
-45 + 45 + -12x = -158 + 45

Combine like terms: -45 + 45 = 0
0 + -12x = -158 + 45
-12x = -158 + 45

Combine like terms: -158 + 45 = -113
-12x = -113

Divide each side by '-12'.
x = 9.416666667

Simplifying
x = 9.416666667

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