9-(1+3x)=7x

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Solution for 9-(1+3x)=7x equation:


Simplifying
9 + -1(1 + 3x) = 7x
9 + (1 * -1 + 3x * -1) = 7x
9 + (-1 + -3x) = 7x

Combine like terms: 9 + -1 = 8
8 + -3x = 7x

Solving
8 + -3x = 7x

Solving for variable 'x'.

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

Add '-7x' to each side of the equation.
8 + -3x + -7x = 7x + -7x

Combine like terms: -3x + -7x = -10x
8 + -10x = 7x + -7x

Combine like terms: 7x + -7x = 0
8 + -10x = 0

Add '-8' to each side of the equation.
8 + -8 + -10x = 0 + -8

Combine like terms: 8 + -8 = 0
0 + -10x = 0 + -8
-10x = 0 + -8

Combine like terms: 0 + -8 = -8
-10x = -8

Divide each side by '-10'.
x = 0.8

Simplifying
x = 0.8

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