20=5+x(15-5)

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Solution for 20=5+x(15-5) equation:


Simplifying
20 = 5 + x(15 + -5)

Combine like terms: 15 + -5 = 10
20 = 5 + x(10)

Reorder the terms for easier multiplication:
20 = 5 + 10x

Solving
20 = 5 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
20 + -10x = 5 + 10x + -10x

Combine like terms: 10x + -10x = 0
20 + -10x = 5 + 0
20 + -10x = 5

Add '-20' to each side of the equation.
20 + -20 + -10x = 5 + -20

Combine like terms: 20 + -20 = 0
0 + -10x = 5 + -20
-10x = 5 + -20

Combine like terms: 5 + -20 = -15
-10x = -15

Divide each side by '-10'.
x = 1.5

Simplifying
x = 1.5

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