s+45=2s

Solution for s+45=2s equation:

Simplifying
s + 45 = 2s

Reorder the terms:
45 + s = 2s

Solving
45 + s = 2s

Solving for variable 's'.

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

Add '-2s' to each side of the equation.
45 + s + -2s = 2s + -2s

Combine like terms: s + -2s = -1s
45 + -1s = 2s + -2s

Combine like terms: 2s + -2s = 0
45 + -1s = 0

Add '-45' to each side of the equation.
45 + -45 + -1s = 0 + -45

Combine like terms: 45 + -45 = 0
0 + -1s = 0 + -45
-1s = 0 + -45

Combine like terms: 0 + -45 = -45
-1s = -45

Divide each side by '-1'.
s = 45

Simplifying
s = 45