3+-10(5)=y

Solution for 3+-10(5)=y equation:

Simplifying
3 + -10(5) = y

Multiply -10 * 5
3 + -50 = y

Combine like terms: 3 + -50 = -47
-47 = y

Solving
-47 = 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.
-47 + -1y = y + -1y

Combine like terms: y + -1y = 0
-47 + -1y = 0

Add '47' to each side of the equation.
-47 + 47 + -1y = 0 + 47

Combine like terms: -47 + 47 = 0
0 + -1y = 0 + 47
-1y = 0 + 47

Combine like terms: 0 + 47 = 47
-1y = 47

Divide each side by '-1'.
y = -47

Simplifying
y = -47