3x+4-7x-9=

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Solution for 3x+4-7x-9= equation:


Simplifying
3x + 4 + -7x + -9 = 0

Reorder the terms:
4 + -9 + 3x + -7x = 0

Combine like terms: 4 + -9 = -5
-5 + 3x + -7x = 0

Combine like terms: 3x + -7x = -4x
-5 + -4x = 0

Solving
-5 + -4x = 0

Solving for variable 'x'.

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

Add '5' to each side of the equation.
-5 + 5 + -4x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + -4x = 0 + 5
-4x = 0 + 5

Combine like terms: 0 + 5 = 5
-4x = 5

Divide each side by '-4'.
x = -1.25

Simplifying
x = -1.25

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