-10(3-b)=30

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Solution for -10(3-b)=30 equation: 


Simplifying
-10(3 + -1b) = 30
(3 * -10 + -1b * -10) = 30
(-30 + 10b) = 30

Solving
-30 + 10b = 30

Solving for variable 'b'.

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

Add '30' to each side of the equation.
-30 + 30 + 10b = 30 + 30

Combine like terms: -30 + 30 = 0
0 + 10b = 30 + 30
10b = 30 + 30

Combine like terms: 30 + 30 = 60
10b = 60

Divide each side by '10'.
b = 6

Simplifying
b = 6

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