55=3x+40

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Solution for 55=3x+40 equation:


Simplifying
55 = 3x + 40

Reorder the terms:
55 = 40 + 3x

Solving
55 = 40 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
55 + -3x = 40 + 3x + -3x

Combine like terms: 3x + -3x = 0
55 + -3x = 40 + 0
55 + -3x = 40

Add '-55' to each side of the equation.
55 + -55 + -3x = 40 + -55

Combine like terms: 55 + -55 = 0
0 + -3x = 40 + -55
-3x = 40 + -55

Combine like terms: 40 + -55 = -15
-3x = -15

Divide each side by '-3'.
x = 5

Simplifying
x = 5

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