7x-1=9x+4

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Solution for 7x-1=9x+4 equation:


Simplifying
7x + -1 = 9x + 4

Reorder the terms:
-1 + 7x = 9x + 4

Reorder the terms:
-1 + 7x = 4 + 9x

Solving
-1 + 7x = 4 + 9x

Solving for variable 'x'.

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

Add '-9x' to each side of the equation.
-1 + 7x + -9x = 4 + 9x + -9x

Combine like terms: 7x + -9x = -2x
-1 + -2x = 4 + 9x + -9x

Combine like terms: 9x + -9x = 0
-1 + -2x = 4 + 0
-1 + -2x = 4

Add '1' to each side of the equation.
-1 + 1 + -2x = 4 + 1

Combine like terms: -1 + 1 = 0
0 + -2x = 4 + 1
-2x = 4 + 1

Combine like terms: 4 + 1 = 5
-2x = 5

Divide each side by '-2'.
x = -2.5

Simplifying
x = -2.5

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