4*2-x=3*5+x

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Solution for 4*2-x=3*5+x equation:


Simplifying
4 * 2 + -1x = 3 * 5 + x

Multiply 4 * 2
8 + -1x = 3 * 5 + x

Multiply 3 * 5
8 + -1x = 15 + x

Solving
8 + -1x = 15 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
8 + -1x + -1x = 15 + x + -1x

Combine like terms: -1x + -1x = -2x
8 + -2x = 15 + x + -1x

Combine like terms: x + -1x = 0
8 + -2x = 15 + 0
8 + -2x = 15

Add '-8' to each side of the equation.
8 + -8 + -2x = 15 + -8

Combine like terms: 8 + -8 = 0
0 + -2x = 15 + -8
-2x = 15 + -8

Combine like terms: 15 + -8 = 7
-2x = 7

Divide each side by '-2'.
x = -3.5

Simplifying
x = -3.5

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