7(-9+4x)=217

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Solution for 7(-9+4x)=217 equation: 


Simplifying
7(-9 + 4x) = 217
(-9 * 7 + 4x * 7) = 217
(-63 + 28x) = 217

Solving
-63 + 28x = 217

Solving for variable 'x'.

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

Add '63' to each side of the equation.
-63 + 63 + 28x = 217 + 63

Combine like terms: -63 + 63 = 0
0 + 28x = 217 + 63
28x = 217 + 63

Combine like terms: 217 + 63 = 280
28x = 280

Divide each side by '28'.
x = 10

Simplifying
x = 10

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