8-4(5x+7)=3

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Solution for 8-4(5x+7)=3 equation:


Simplifying
8 + -4(5x + 7) = 3

Reorder the terms:
8 + -4(7 + 5x) = 3
8 + (7 * -4 + 5x * -4) = 3
8 + (-28 + -20x) = 3

Combine like terms: 8 + -28 = -20
-20 + -20x = 3

Solving
-20 + -20x = 3

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 + -20x = 3 + 20

Combine like terms: -20 + 20 = 0
0 + -20x = 3 + 20
-20x = 3 + 20

Combine like terms: 3 + 20 = 23
-20x = 23

Divide each side by '-20'.
x = -1.15

Simplifying
x = -1.15

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