7x+15=3(x+8)

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Solution for 7x+15=3(x+8) equation:


Simplifying
7x + 15 = 3(x + 8)

Reorder the terms:
15 + 7x = 3(x + 8)

Reorder the terms:
15 + 7x = 3(8 + x)
15 + 7x = (8 * 3 + x * 3)
15 + 7x = (24 + 3x)

Solving
15 + 7x = 24 + 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.
15 + 7x + -3x = 24 + 3x + -3x

Combine like terms: 7x + -3x = 4x
15 + 4x = 24 + 3x + -3x

Combine like terms: 3x + -3x = 0
15 + 4x = 24 + 0
15 + 4x = 24

Add '-15' to each side of the equation.
15 + -15 + 4x = 24 + -15

Combine like terms: 15 + -15 = 0
0 + 4x = 24 + -15
4x = 24 + -15

Combine like terms: 24 + -15 = 9
4x = 9

Divide each side by '4'.
x = 2.25

Simplifying
x = 2.25

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