-7x-4-5=20

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Solution for -7x-4-5=20 equation:


Simplifying
-7x + -4 + -5 = 20

Reorder the terms:
-4 + -5 + -7x = 20

Combine like terms: -4 + -5 = -9
-9 + -7x = 20

Solving
-9 + -7x = 20

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + -7x = 20 + 9

Combine like terms: -9 + 9 = 0
0 + -7x = 20 + 9
-7x = 20 + 9

Combine like terms: 20 + 9 = 29
-7x = 29

Divide each side by '-7'.
x = -4.142857143

Simplifying
x = -4.142857143

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