9+3(5x+1)=15

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Solution for 9+3(5x+1)=15 equation:


Simplifying
9 + 3(5x + 1) = 15

Reorder the terms:
9 + 3(1 + 5x) = 15
9 + (1 * 3 + 5x * 3) = 15
9 + (3 + 15x) = 15

Combine like terms: 9 + 3 = 12
12 + 15x = 15

Solving
12 + 15x = 15

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 15x = 15 + -12

Combine like terms: 12 + -12 = 0
0 + 15x = 15 + -12
15x = 15 + -12

Combine like terms: 15 + -12 = 3
15x = 3

Divide each side by '15'.
x = 0.2

Simplifying
x = 0.2

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