20b-2(6b+10)=4

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Solution for 20b-2(6b+10)=4 equation:


Simplifying
20b + -2(6b + 10) = 4

Reorder the terms:
20b + -2(10 + 6b) = 4
20b + (10 * -2 + 6b * -2) = 4
20b + (-20 + -12b) = 4

Reorder the terms:
-20 + 20b + -12b = 4

Combine like terms: 20b + -12b = 8b
-20 + 8b = 4

Solving
-20 + 8b = 4

Solving for variable 'b'.

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

Add '20' to each side of the equation.
-20 + 20 + 8b = 4 + 20

Combine like terms: -20 + 20 = 0
0 + 8b = 4 + 20
8b = 4 + 20

Combine like terms: 4 + 20 = 24
8b = 24

Divide each side by '8'.
b = 3

Simplifying
b = 3

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