-7(2-2)-6(b-4)=-54

Solution for -7(2-2)-6(b-4)=-54 equation:

Simplifying
-7(2 + -2) + -6(b + -4) = -54

Combine like terms: 2 + -2 = 0
-7(0) + -6(b + -4) = -54

Multiply -7 * 0
0 + -6(b + -4) = -54

Anything times zero is zero.
0 + -6(b + -4) = -54

Reorder the terms:
0 + -6(-4 + b) = -54
0 + (-4 * -6 + b * -6) = -54
0 + (24 + -6b) = -54

Combine like terms: 0 + 24 = 24
24 + -6b = -54

Solving
24 + -6b = -54

Solving for variable 'b'.

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

Add '-24' to each side of the equation.
24 + -24 + -6b = -54 + -24

Combine like terms: 24 + -24 = 0
0 + -6b = -54 + -24
-6b = -54 + -24

Combine like terms: -54 + -24 = -78
-6b = -78

Divide each side by '-6'.
b = 13

Simplifying
b = 13