3(2x+15)=2x+20

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Solution for 3(2x+15)=2x+20 equation:


Simplifying
3(2x + 15) = 2x + 20

Reorder the terms:
3(15 + 2x) = 2x + 20
(15 * 3 + 2x * 3) = 2x + 20
(45 + 6x) = 2x + 20

Reorder the terms:
45 + 6x = 20 + 2x

Solving
45 + 6x = 20 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
45 + 6x + -2x = 20 + 2x + -2x

Combine like terms: 6x + -2x = 4x
45 + 4x = 20 + 2x + -2x

Combine like terms: 2x + -2x = 0
45 + 4x = 20 + 0
45 + 4x = 20

Add '-45' to each side of the equation.
45 + -45 + 4x = 20 + -45

Combine like terms: 45 + -45 = 0
0 + 4x = 20 + -45
4x = 20 + -45

Combine like terms: 20 + -45 = -25
4x = -25

Divide each side by '4'.
x = -6.25

Simplifying
x = -6.25

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