8x-15=4x+d

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Solution for 8x-15=4x+d equation:


Simplifying
8x + -15 = 4x + d

Reorder the terms:
-15 + 8x = 4x + d

Reorder the terms:
-15 + 8x = d + 4x

Solving
-15 + 8x = d + 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 + 8x + -4x = d + 4x + -4x

Combine like terms: 8x + -4x = 4x
-15 + 4x = d + 4x + -4x

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

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

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

Divide each side by '4'.
x = 3.75 + 0.25d

Simplifying
x = 3.75 + 0.25d

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