-400=-10(-5B)

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Solution for -400=-10(-5B) equation:


Simplifying
-400 = -10(-5B)

Remove parenthesis around (-5B)
-400 = -10 * -5B

Multiply -10 * -5
-400 = 50B

Solving
-400 = 50B

Solving for variable 'B'.

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

Add '-50B' to each side of the equation.
-400 + -50B = 50B + -50B

Combine like terms: 50B + -50B = 0
-400 + -50B = 0

Add '400' to each side of the equation.
-400 + 400 + -50B = 0 + 400

Combine like terms: -400 + 400 = 0
0 + -50B = 0 + 400
-50B = 0 + 400

Combine like terms: 0 + 400 = 400
-50B = 400

Divide each side by '-50'.
B = -8

Simplifying
B = -8

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