7X+5=3X+15

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Solution for 7X+5=3X+15 equation:


Simplifying
7X + 5 = 3X + 15

Reorder the terms:
5 + 7X = 3X + 15

Reorder the terms:
5 + 7X = 15 + 3X

Solving
5 + 7X = 15 + 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.
5 + 7X + -3X = 15 + 3X + -3X

Combine like terms: 7X + -3X = 4X
5 + 4X = 15 + 3X + -3X

Combine like terms: 3X + -3X = 0
5 + 4X = 15 + 0
5 + 4X = 15

Add '-5' to each side of the equation.
5 + -5 + 4X = 15 + -5

Combine like terms: 5 + -5 = 0
0 + 4X = 15 + -5
4X = 15 + -5

Combine like terms: 15 + -5 = 10
4X = 10

Divide each side by '4'.
X = 2.5

Simplifying
X = 2.5

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