8x-9=40x+15

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Solution for 8x-9=40x+15 equation:


Simplifying
8x + -9 = 40x + 15

Reorder the terms:
-9 + 8x = 40x + 15

Reorder the terms:
-9 + 8x = 15 + 40x

Solving
-9 + 8x = 15 + 40x

Solving for variable 'x'.

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

Add '-40x' to each side of the equation.
-9 + 8x + -40x = 15 + 40x + -40x

Combine like terms: 8x + -40x = -32x
-9 + -32x = 15 + 40x + -40x

Combine like terms: 40x + -40x = 0
-9 + -32x = 15 + 0
-9 + -32x = 15

Add '9' to each side of the equation.
-9 + 9 + -32x = 15 + 9

Combine like terms: -9 + 9 = 0
0 + -32x = 15 + 9
-32x = 15 + 9

Combine like terms: 15 + 9 = 24
-32x = 24

Divide each side by '-32'.
x = -0.75

Simplifying
x = -0.75

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