2(2)-1=y+4

Solution for 2(2)-1=y+4 equation:

Simplifying
2(2) + -1 = y + 4

Multiply 2 * 2
4 + -1 = y + 4

Combine like terms: 4 + -1 = 3
3 = y + 4

Reorder the terms:
3 = 4 + y

Solving
3 = 4 + y

Solving for variable 'y'.

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

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

Combine like terms: y + -1y = 0
3 + -1y = 4 + 0
3 + -1y = 4

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

Combine like terms: 3 + -3 = 0
0 + -1y = 4 + -3
-1y = 4 + -3

Combine like terms: 4 + -3 = 1
-1y = 1

Divide each side by '-1'.
y = -1

Simplifying
y = -1