3=2(c+5)

Solution for 3=2(c+5) equation:

Simplifying
3 = 2(c + 5)

Reorder the terms:
3 = 2(5 + c)
3 = (5 * 2 + c * 2)
3 = (10 + 2c)

Solving
3 = 10 + 2c

Solving for variable 'c'.

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

Add '-2c' to each side of the equation.
3 + -2c = 10 + 2c + -2c

Combine like terms: 2c + -2c = 0
3 + -2c = 10 + 0
3 + -2c = 10

Add '-3' to each side of the equation.
3 + -3 + -2c = 10 + -3

Combine like terms: 3 + -3 = 0
0 + -2c = 10 + -3
-2c = 10 + -3

Combine like terms: 10 + -3 = 7
-2c = 7

Divide each side by '-2'.
c = -3.5

Simplifying
c = -3.5