-7(3b-7)=-2b+30

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Solution for -7(3b-7)=-2b+30 equation:


Simplifying
-7(3b + -7) = -2b + 30

Reorder the terms:
-7(-7 + 3b) = -2b + 30
(-7 * -7 + 3b * -7) = -2b + 30
(49 + -21b) = -2b + 30

Reorder the terms:
49 + -21b = 30 + -2b

Solving
49 + -21b = 30 + -2b

Solving for variable 'b'.

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

Add '2b' to each side of the equation.
49 + -21b + 2b = 30 + -2b + 2b

Combine like terms: -21b + 2b = -19b
49 + -19b = 30 + -2b + 2b

Combine like terms: -2b + 2b = 0
49 + -19b = 30 + 0
49 + -19b = 30

Add '-49' to each side of the equation.
49 + -49 + -19b = 30 + -49

Combine like terms: 49 + -49 = 0
0 + -19b = 30 + -49
-19b = 30 + -49

Combine like terms: 30 + -49 = -19
-19b = -19

Divide each side by '-19'.
b = 1

Simplifying
b = 1

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