-21x-77=10

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Solution for -21x-77=10 equation: 


Simplifying
-21x + -77 = 10

Reorder the terms:
-77 + -21x = 10

Solving
-77 + -21x = 10

Solving for variable 'x'.

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

Add '77' to each side of the equation.
-77 + 77 + -21x = 10 + 77

Combine like terms: -77 + 77 = 0
0 + -21x = 10 + 77
-21x = 10 + 77

Combine like terms: 10 + 77 = 87
-21x = 87

Divide each side by '-21'.
x = -4.142857143

Simplifying
x = -4.142857143

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