45=3(5(x))+5(x)+x

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Solution for 45=3(5(x))+5(x)+x equation:


Simplifying
45 = 3(5(x)) + 5(x) + x

Remove parenthesis around (5x)
45 = 3 * 5x + 5(x) + x

Multiply 3 * 5
45 = 15x + 5(x) + x

Combine like terms: 15x + 5x = 20x
45 = 20x + x

Combine like terms: 20x + x = 21x
45 = 21x

Solving
45 = 21x

Solving for variable 'x'.

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

Add '-21x' to each side of the equation.
45 + -21x = 21x + -21x

Combine like terms: 21x + -21x = 0
45 + -21x = 0

Add '-45' to each side of the equation.
45 + -45 + -21x = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -21x = 0 + -45
-21x = 0 + -45

Combine like terms: 0 + -45 = -45
-21x = -45

Divide each side by '-21'.
x = 2.142857143

Simplifying
x = 2.142857143

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