2(s-89)=s-78

Solution for 2(s-89)=s-78 equation:

Simplifying
2(s + -89) = s + -78

Reorder the terms:
2(-89 + s) = s + -78
(-89 * 2 + s * 2) = s + -78
(-178 + 2s) = s + -78

Reorder the terms:
-178 + 2s = -78 + s

Solving
-178 + 2s = -78 + s

Solving for variable 's'.

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

Add '-1s' to each side of the equation.
-178 + 2s + -1s = -78 + s + -1s

Combine like terms: 2s + -1s = 1s
-178 + 1s = -78 + s + -1s

Combine like terms: s + -1s = 0
-178 + 1s = -78 + 0
-178 + 1s = -78

Add '178' to each side of the equation.
-178 + 178 + 1s = -78 + 178

Combine like terms: -178 + 178 = 0
0 + 1s = -78 + 178
1s = -78 + 178

Combine like terms: -78 + 178 = 100
1s = 100

Divide each side by '1'.
s = 100

Simplifying
s = 100