12+6(9-7x)=20-19x

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Solution for 12+6(9-7x)=20-19x equation: 


Simplifying
12 + 6(9 + -7x) = 20 + -19x
12 + (9 * 6 + -7x * 6) = 20 + -19x
12 + (54 + -42x) = 20 + -19x

Combine like terms: 12 + 54 = 66
66 + -42x = 20 + -19x

Solving
66 + -42x = 20 + -19x

Solving for variable 'x'.

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

Add '19x' to each side of the equation.
66 + -42x + 19x = 20 + -19x + 19x

Combine like terms: -42x + 19x = -23x
66 + -23x = 20 + -19x + 19x

Combine like terms: -19x + 19x = 0
66 + -23x = 20 + 0
66 + -23x = 20

Add '-66' to each side of the equation.
66 + -66 + -23x = 20 + -66

Combine like terms: 66 + -66 = 0
0 + -23x = 20 + -66
-23x = 20 + -66

Combine like terms: 20 + -66 = -46
-23x = -46

Divide each side by '-23'.
x = 2

Simplifying
x = 2

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