6-3s=9-2(2s+5)

Solution for 6-3s=9-2(2s+5) equation:

Simplifying
6 + -3s = 9 + -2(2s + 5)

Reorder the terms:
6 + -3s = 9 + -2(5 + 2s)
6 + -3s = 9 + (5 * -2 + 2s * -2)
6 + -3s = 9 + (-10 + -4s)

Combine like terms: 9 + -10 = -1
6 + -3s = -1 + -4s

Solving
6 + -3s = -1 + -4s

Solving for variable 's'.

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

Add '4s' to each side of the equation.
6 + -3s + 4s = -1 + -4s + 4s

Combine like terms: -3s + 4s = 1s
6 + 1s = -1 + -4s + 4s

Combine like terms: -4s + 4s = 0
6 + 1s = -1 + 0
6 + 1s = -1

Add '-6' to each side of the equation.
6 + -6 + 1s = -1 + -6

Combine like terms: 6 + -6 = 0
0 + 1s = -1 + -6
1s = -1 + -6

Combine like terms: -1 + -6 = -7
1s = -7

Divide each side by '1'.
s = -7

Simplifying
s = -7