7(-7-3x)=35

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Solution for 7(-7-3x)=35 equation: 


Simplifying
7(-7 + -3x) = 35
(-7 * 7 + -3x * 7) = 35
(-49 + -21x) = 35

Solving
-49 + -21x = 35

Solving for variable 'x'.

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

Add '49' to each side of the equation.
-49 + 49 + -21x = 35 + 49

Combine like terms: -49 + 49 = 0
0 + -21x = 35 + 49
-21x = 35 + 49

Combine like terms: 35 + 49 = 84
-21x = 84

Divide each side by '-21'.
x = -4

Simplifying
x = -4

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