4b+12=10b-30

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Solution for 4b+12=10b-30 equation:


Simplifying
4b + 12 = 10b + -30

Reorder the terms:
12 + 4b = 10b + -30

Reorder the terms:
12 + 4b = -30 + 10b

Solving
12 + 4b = -30 + 10b

Solving for variable 'b'.

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

Add '-10b' to each side of the equation.
12 + 4b + -10b = -30 + 10b + -10b

Combine like terms: 4b + -10b = -6b
12 + -6b = -30 + 10b + -10b

Combine like terms: 10b + -10b = 0
12 + -6b = -30 + 0
12 + -6b = -30

Add '-12' to each side of the equation.
12 + -12 + -6b = -30 + -12

Combine like terms: 12 + -12 = 0
0 + -6b = -30 + -12
-6b = -30 + -12

Combine like terms: -30 + -12 = -42
-6b = -42

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

Simplifying
b = 7

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