84=7(b+6)

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Solution for 84=7(b+6) equation:


Simplifying
84 = 7(b + 6)

Reorder the terms:
84 = 7(6 + b)
84 = (6 * 7 + b * 7)
84 = (42 + 7b)

Solving
84 = 42 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
84 + -7b = 42 + 7b + -7b

Combine like terms: 7b + -7b = 0
84 + -7b = 42 + 0
84 + -7b = 42

Add '-84' to each side of the equation.
84 + -84 + -7b = 42 + -84

Combine like terms: 84 + -84 = 0
0 + -7b = 42 + -84
-7b = 42 + -84

Combine like terms: 42 + -84 = -42
-7b = -42

Divide each side by '-7'.
b = 6

Simplifying
b = 6

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