3(5x+1)+6(x-3)=

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Solution for 3(5x+1)+6(x-3)= equation:


Simplifying
3(5x + 1) + 6(x + -3) = 0

Reorder the terms:
3(1 + 5x) + 6(x + -3) = 0
(1 * 3 + 5x * 3) + 6(x + -3) = 0
(3 + 15x) + 6(x + -3) = 0

Reorder the terms:
3 + 15x + 6(-3 + x) = 0
3 + 15x + (-3 * 6 + x * 6) = 0
3 + 15x + (-18 + 6x) = 0

Reorder the terms:
3 + -18 + 15x + 6x = 0

Combine like terms: 3 + -18 = -15
-15 + 15x + 6x = 0

Combine like terms: 15x + 6x = 21x
-15 + 21x = 0

Solving
-15 + 21x = 0

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 21x = 0 + 15

Combine like terms: -15 + 15 = 0
0 + 21x = 0 + 15
21x = 0 + 15

Combine like terms: 0 + 15 = 15
21x = 15

Divide each side by '21'.
x = 0.7142857143

Simplifying
x = 0.7142857143

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