7(-7b-8)=189

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Solution for 7(-7b-8)=189 equation:


Simplifying
7(-7b + -8) = 189

Reorder the terms:
7(-8 + -7b) = 189
(-8 * 7 + -7b * 7) = 189
(-56 + -49b) = 189

Solving
-56 + -49b = 189

Solving for variable 'b'.

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

Add '56' to each side of the equation.
-56 + 56 + -49b = 189 + 56

Combine like terms: -56 + 56 = 0
0 + -49b = 189 + 56
-49b = 189 + 56

Combine like terms: 189 + 56 = 245
-49b = 245

Divide each side by '-49'.
b = -5

Simplifying
b = -5

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