3(3+5x)-4=20

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Solution for 3(3+5x)-4=20 equation:


Simplifying
3(3 + 5x) + -4 = 20
(3 * 3 + 5x * 3) + -4 = 20
(9 + 15x) + -4 = 20

Reorder the terms:
9 + -4 + 15x = 20

Combine like terms: 9 + -4 = 5
5 + 15x = 20

Solving
5 + 15x = 20

Solving for variable 'x'.

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

Add '-5' to each side of the equation.
5 + -5 + 15x = 20 + -5

Combine like terms: 5 + -5 = 0
0 + 15x = 20 + -5
15x = 20 + -5

Combine like terms: 20 + -5 = 15
15x = 15

Divide each side by '15'.
x = 1

Simplifying
x = 1

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