x+3X-7=40

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Solution for x+3X-7=40 equation:


Simplifying
x + 3X + -7 = 40

Reorder the terms:
-7 + 3X + x = 40

Solving
-7 + 3X + x = 40

Solving for variable 'X'.

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

Add '7' to each side of the equation.
-7 + 3X + 7 + x = 40 + 7

Reorder the terms:
-7 + 7 + 3X + x = 40 + 7

Combine like terms: -7 + 7 = 0
0 + 3X + x = 40 + 7
3X + x = 40 + 7

Combine like terms: 40 + 7 = 47
3X + x = 47

Add '-1x' to each side of the equation.
3X + x + -1x = 47 + -1x

Combine like terms: x + -1x = 0
3X + 0 = 47 + -1x
3X = 47 + -1x

Divide each side by '3'.
X = 15.66666667 + -0.3333333333x

Simplifying
X = 15.66666667 + -0.3333333333x

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