3(b+10)=4(b-5)

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Solution for 3(b+10)=4(b-5) equation:


Simplifying
3(b + 10) = 4(b + -5)

Reorder the terms:
3(10 + b) = 4(b + -5)
(10 * 3 + b * 3) = 4(b + -5)
(30 + 3b) = 4(b + -5)

Reorder the terms:
30 + 3b = 4(-5 + b)
30 + 3b = (-5 * 4 + b * 4)
30 + 3b = (-20 + 4b)

Solving
30 + 3b = -20 + 4b

Solving for variable 'b'.

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

Add '-4b' to each side of the equation.
30 + 3b + -4b = -20 + 4b + -4b

Combine like terms: 3b + -4b = -1b
30 + -1b = -20 + 4b + -4b

Combine like terms: 4b + -4b = 0
30 + -1b = -20 + 0
30 + -1b = -20

Add '-30' to each side of the equation.
30 + -30 + -1b = -20 + -30

Combine like terms: 30 + -30 = 0
0 + -1b = -20 + -30
-1b = -20 + -30

Combine like terms: -20 + -30 = -50
-1b = -50

Divide each side by '-1'.
b = 50

Simplifying
b = 50

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