20x+15x+45=4x+1(x+3)

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Solution for 20x+15x+45=4x+1(x+3) equation:


Simplifying
20x + 15x + 45 = 4x + 1(x + 3)

Reorder the terms:
45 + 20x + 15x = 4x + 1(x + 3)

Combine like terms: 20x + 15x = 35x
45 + 35x = 4x + 1(x + 3)

Reorder the terms:
45 + 35x = 4x + 1(3 + x)
45 + 35x = 4x + (3 * 1 + x * 1)
45 + 35x = 4x + (3 + 1x)

Reorder the terms:
45 + 35x = 3 + 4x + 1x

Combine like terms: 4x + 1x = 5x
45 + 35x = 3 + 5x

Solving
45 + 35x = 3 + 5x

Solving for variable 'x'.

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

Add '-5x' to each side of the equation.
45 + 35x + -5x = 3 + 5x + -5x

Combine like terms: 35x + -5x = 30x
45 + 30x = 3 + 5x + -5x

Combine like terms: 5x + -5x = 0
45 + 30x = 3 + 0
45 + 30x = 3

Add '-45' to each side of the equation.
45 + -45 + 30x = 3 + -45

Combine like terms: 45 + -45 = 0
0 + 30x = 3 + -45
30x = 3 + -45

Combine like terms: 3 + -45 = -42
30x = -42

Divide each side by '30'.
x = -1.4

Simplifying
x = -1.4

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