42+y-2y(7)=0

Solution for 42+y-2y(7)=0 equation:

Simplifying
42 + y + -2y(7) = 0

Reorder the terms for easier multiplication:
42 + y + -2 * 7y = 0

Multiply -2 * 7
42 + y + -14y = 0

Combine like terms: y + -14y = -13y
42 + -13y = 0

Solving
42 + -13y = 0

Solving for variable 'y'.

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

Add '-42' to each side of the equation.
42 + -42 + -13y = 0 + -42

Combine like terms: 42 + -42 = 0
0 + -13y = 0 + -42
-13y = 0 + -42

Combine like terms: 0 + -42 = -42
-13y = -42

Divide each side by '-13'.
y = 3.230769231

Simplifying
y = 3.230769231