7(1+3x)=23-x

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Solution for 7(1+3x)=23-x equation:


Simplifying
7(1 + 3x) = 23 + -1x
(1 * 7 + 3x * 7) = 23 + -1x
(7 + 21x) = 23 + -1x

Solving
7 + 21x = 23 + -1x

Solving for variable 'x'.

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

Add 'x' to each side of the equation.
7 + 21x + x = 23 + -1x + x

Combine like terms: 21x + x = 22x
7 + 22x = 23 + -1x + x

Combine like terms: -1x + x = 0
7 + 22x = 23 + 0
7 + 22x = 23

Add '-7' to each side of the equation.
7 + -7 + 22x = 23 + -7

Combine like terms: 7 + -7 = 0
0 + 22x = 23 + -7
22x = 23 + -7

Combine like terms: 23 + -7 = 16
22x = 16

Divide each side by '22'.
x = 0.7272727273

Simplifying
x = 0.7272727273

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