-2(4+6)=r

Solution for -2(4+6)=r equation:

Simplifying
-2(4 + 6) = r

Combine like terms: 4 + 6 = 10
-2(10) = r

Multiply -2 * 10
-20 = r

Solving
-20 = r

Solving for variable 'r'.

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

Add '-1r' to each side of the equation.
-20 + -1r = r + -1r

Combine like terms: r + -1r = 0
-20 + -1r = 0

Add '20' to each side of the equation.
-20 + 20 + -1r = 0 + 20

Combine like terms: -20 + 20 = 0
0 + -1r = 0 + 20
-1r = 0 + 20

Combine like terms: 0 + 20 = 20
-1r = 20

Divide each side by '-1'.
r = -20

Simplifying
r = -20