x-7=8x-40

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Solution for x-7=8x-40 equation:


Simplifying
x + -7 = 8x + -40

Reorder the terms:
-7 + x = 8x + -40

Reorder the terms:
-7 + x = -40 + 8x

Solving
-7 + x = -40 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
-7 + x + -8x = -40 + 8x + -8x

Combine like terms: x + -8x = -7x
-7 + -7x = -40 + 8x + -8x

Combine like terms: 8x + -8x = 0
-7 + -7x = -40 + 0
-7 + -7x = -40

Add '7' to each side of the equation.
-7 + 7 + -7x = -40 + 7

Combine like terms: -7 + 7 = 0
0 + -7x = -40 + 7
-7x = -40 + 7

Combine like terms: -40 + 7 = -33
-7x = -33

Divide each side by '-7'.
x = 4.714285714

Simplifying
x = 4.714285714

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