3x+4(3x-5)=28

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Solution for 3x+4(3x-5)=28 equation:


Simplifying
3x + 4(3x + -5) = 28

Reorder the terms:
3x + 4(-5 + 3x) = 28
3x + (-5 * 4 + 3x * 4) = 28
3x + (-20 + 12x) = 28

Reorder the terms:
-20 + 3x + 12x = 28

Combine like terms: 3x + 12x = 15x
-20 + 15x = 28

Solving
-20 + 15x = 28

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 + 15x = 28 + 20

Combine like terms: -20 + 20 = 0
0 + 15x = 28 + 20
15x = 28 + 20

Combine like terms: 28 + 20 = 48
15x = 48

Divide each side by '15'.
x = 3.2

Simplifying
x = 3.2

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