7(-5+3x)=-224

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Solution for 7(-5+3x)=-224 equation: 


Simplifying
7(-5 + 3x) = -224
(-5 * 7 + 3x * 7) = -224
(-35 + 21x) = -224

Solving
-35 + 21x = -224

Solving for variable 'x'.

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

Add '35' to each side of the equation.
-35 + 35 + 21x = -224 + 35

Combine like terms: -35 + 35 = 0
0 + 21x = -224 + 35
21x = -224 + 35

Combine like terms: -224 + 35 = -189
21x = -189

Divide each side by '21'.
x = -9

Simplifying
x = -9

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