3b-7b+35=15

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Solution for 3b-7b+35=15 equation:


Simplifying
3b + -7b + 35 = 15

Reorder the terms:
35 + 3b + -7b = 15

Combine like terms: 3b + -7b = -4b
35 + -4b = 15

Solving
35 + -4b = 15

Solving for variable 'b'.

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

Add '-35' to each side of the equation.
35 + -35 + -4b = 15 + -35

Combine like terms: 35 + -35 = 0
0 + -4b = 15 + -35
-4b = 15 + -35

Combine like terms: 15 + -35 = -20
-4b = -20

Divide each side by '-4'.
b = 5

Simplifying
b = 5

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