6+9x-15+21x=-2+1

Solution for 6+9x-15+21x=-2+1 equation:

Simplifying
6 + 9x + -15 + 21x = -2 + 1

Reorder the terms:
6 + -15 + 9x + 21x = -2 + 1

Combine like terms: 6 + -15 = -9
-9 + 9x + 21x = -2 + 1

Combine like terms: 9x + 21x = 30x
-9 + 30x = -2 + 1

Combine like terms: -2 + 1 = -1
-9 + 30x = -1

Solving
-9 + 30x = -1

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 30x = -1 + 9

Combine like terms: -9 + 9 = 0
0 + 30x = -1 + 9
30x = -1 + 9

Combine like terms: -1 + 9 = 8
30x = 8

Divide each side by '30'.
x = 0.2666666667

Simplifying
x = 0.2666666667