154=7(-3b+8)+7b

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Solution for 154=7(-3b+8)+7b equation:


Simplifying
154 = 7(-3b + 8) + 7b

Reorder the terms:
154 = 7(8 + -3b) + 7b
154 = (8 * 7 + -3b * 7) + 7b
154 = (56 + -21b) + 7b

Combine like terms: -21b + 7b = -14b
154 = 56 + -14b

Solving
154 = 56 + -14b

Solving for variable 'b'.

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

Add '14b' to each side of the equation.
154 + 14b = 56 + -14b + 14b

Combine like terms: -14b + 14b = 0
154 + 14b = 56 + 0
154 + 14b = 56

Add '-154' to each side of the equation.
154 + -154 + 14b = 56 + -154

Combine like terms: 154 + -154 = 0
0 + 14b = 56 + -154
14b = 56 + -154

Combine like terms: 56 + -154 = -98
14b = -98

Divide each side by '14'.
b = -7

Simplifying
b = -7

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