-4(1+7x)=220

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Solution for -4(1+7x)=220 equation: 


Simplifying
-4(1 + 7x) = 220
(1 * -4 + 7x * -4) = 220
(-4 + -28x) = 220

Solving
-4 + -28x = 220

Solving for variable 'x'.

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

Add '4' to each side of the equation.
-4 + 4 + -28x = 220 + 4

Combine like terms: -4 + 4 = 0
0 + -28x = 220 + 4
-28x = 220 + 4

Combine like terms: 220 + 4 = 224
-28x = 224

Divide each side by '-28'.
x = -8

Simplifying
x = -8

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