13=3+8x

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Solution for 13=3+8x equation:


Simplifying
13 = 3 + 8x

Solving
13 = 3 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
13 + -8x = 3 + 8x + -8x

Combine like terms: 8x + -8x = 0
13 + -8x = 3 + 0
13 + -8x = 3

Add '-13' to each side of the equation.
13 + -13 + -8x = 3 + -13

Combine like terms: 13 + -13 = 0
0 + -8x = 3 + -13
-8x = 3 + -13

Combine like terms: 3 + -13 = -10
-8x = -10

Divide each side by '-8'.
x = 1.25

Simplifying
x = 1.25

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