(2+5)(6+3x)=25-7.5(x+2)

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Solution for (2+5)(6+3x)=25-7.5(x+2) equation:


Simplifying
(2 + 5)(6 + 3x) = 25 + -7.5(x + 2)

Combine like terms: 2 + 5 = 7
(7)(6 + 3x) = 25 + -7.5(x + 2)
(6 * 7 + 3x * 7) = 25 + -7.5(x + 2)
(42 + 21x) = 25 + -7.5(x + 2)

Reorder the terms:
42 + 21x = 25 + -7.5(2 + x)
42 + 21x = 25 + (2 * -7.5 + x * -7.5)
42 + 21x = 25 + (-15 + -7.5x)

Combine like terms: 25 + -15 = 10
42 + 21x = 10 + -7.5x

Solving
42 + 21x = 10 + -7.5x

Solving for variable 'x'.

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

Add '7.5x' to each side of the equation.
42 + 21x + 7.5x = 10 + -7.5x + 7.5x

Combine like terms: 21x + 7.5x = 28.5x
42 + 28.5x = 10 + -7.5x + 7.5x

Combine like terms: -7.5x + 7.5x = 0.0
42 + 28.5x = 10 + 0.0
42 + 28.5x = 10

Add '-42' to each side of the equation.
42 + -42 + 28.5x = 10 + -42

Combine like terms: 42 + -42 = 0
0 + 28.5x = 10 + -42
28.5x = 10 + -42

Combine like terms: 10 + -42 = -32
28.5x = -32

Divide each side by '28.5'.
x = -1.122807018

Simplifying
x = -1.122807018

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