2x+15=4x+30

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Solution for 2x+15=4x+30 equation:


Simplifying
2x + 15 = 4x + 30

Reorder the terms:
15 + 2x = 4x + 30

Reorder the terms:
15 + 2x = 30 + 4x

Solving
15 + 2x = 30 + 4x

Solving for variable 'x'.

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

Add '-4x' to each side of the equation.
15 + 2x + -4x = 30 + 4x + -4x

Combine like terms: 2x + -4x = -2x
15 + -2x = 30 + 4x + -4x

Combine like terms: 4x + -4x = 0
15 + -2x = 30 + 0
15 + -2x = 30

Add '-15' to each side of the equation.
15 + -15 + -2x = 30 + -15

Combine like terms: 15 + -15 = 0
0 + -2x = 30 + -15
-2x = 30 + -15

Combine like terms: 30 + -15 = 15
-2x = 15

Divide each side by '-2'.
x = -7.5

Simplifying
x = -7.5

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