4(5+7x)=216

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Solution for 4(5+7x)=216 equation: 


Simplifying
4(5 + 7x) = 216
(5 * 4 + 7x * 4) = 216
(20 + 28x) = 216

Solving
20 + 28x = 216

Solving for variable 'x'.

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

Add '-20' to each side of the equation.
20 + -20 + 28x = 216 + -20

Combine like terms: 20 + -20 = 0
0 + 28x = 216 + -20
28x = 216 + -20

Combine like terms: 216 + -20 = 196
28x = 196

Divide each side by '28'.
x = 7

Simplifying
x = 7

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