3-5(4x+5)=78

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Solution for 3-5(4x+5)=78 equation:


Simplifying
3 + -5(4x + 5) = 78

Reorder the terms:
3 + -5(5 + 4x) = 78
3 + (5 * -5 + 4x * -5) = 78
3 + (-25 + -20x) = 78

Combine like terms: 3 + -25 = -22
-22 + -20x = 78

Solving
-22 + -20x = 78

Solving for variable 'x'.

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

Add '22' to each side of the equation.
-22 + 22 + -20x = 78 + 22

Combine like terms: -22 + 22 = 0
0 + -20x = 78 + 22
-20x = 78 + 22

Combine like terms: 78 + 22 = 100
-20x = 100

Divide each side by '-20'.
x = -5

Simplifying
x = -5

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