-210=-7(2-4b)

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Solution for -210=-7(2-4b) equation:


Simplifying
-210 = -7(2 + -4b)
-210 = (2 * -7 + -4b * -7)
-210 = (-14 + 28b)

Solving
-210 = -14 + 28b

Solving for variable 'b'.

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

Add '-28b' to each side of the equation.
-210 + -28b = -14 + 28b + -28b

Combine like terms: 28b + -28b = 0
-210 + -28b = -14 + 0
-210 + -28b = -14

Add '210' to each side of the equation.
-210 + 210 + -28b = -14 + 210

Combine like terms: -210 + 210 = 0
0 + -28b = -14 + 210
-28b = -14 + 210

Combine like terms: -14 + 210 = 196
-28b = 196

Divide each side by '-28'.
b = -7

Simplifying
b = -7

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