-7(2+3b)-7=-34-8b

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Solution for -7(2+3b)-7=-34-8b equation:


Simplifying
-7(2 + 3b) + -7 = -34 + -8b
(2 * -7 + 3b * -7) + -7 = -34 + -8b
(-14 + -21b) + -7 = -34 + -8b

Reorder the terms:
-14 + -7 + -21b = -34 + -8b

Combine like terms: -14 + -7 = -21
-21 + -21b = -34 + -8b

Solving
-21 + -21b = -34 + -8b

Solving for variable 'b'.

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

Add '8b' to each side of the equation.
-21 + -21b + 8b = -34 + -8b + 8b

Combine like terms: -21b + 8b = -13b
-21 + -13b = -34 + -8b + 8b

Combine like terms: -8b + 8b = 0
-21 + -13b = -34 + 0
-21 + -13b = -34

Add '21' to each side of the equation.
-21 + 21 + -13b = -34 + 21

Combine like terms: -21 + 21 = 0
0 + -13b = -34 + 21
-13b = -34 + 21

Combine like terms: -34 + 21 = -13
-13b = -13

Divide each side by '-13'.
b = 1

Simplifying
b = 1

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