4(20x+75)=780

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Solution for 4(20x+75)=780 equation:


Simplifying
4(20x + 75) = 780

Reorder the terms:
4(75 + 20x) = 780
(75 * 4 + 20x * 4) = 780
(300 + 80x) = 780

Solving
300 + 80x = 780

Solving for variable 'x'.

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

Add '-300' to each side of the equation.
300 + -300 + 80x = 780 + -300

Combine like terms: 300 + -300 = 0
0 + 80x = 780 + -300
80x = 780 + -300

Combine like terms: 780 + -300 = 480
80x = 480

Divide each side by '80'.
x = 6

Simplifying
x = 6

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