-4(5-3b)=7b+25

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Solution for -4(5-3b)=7b+25 equation:


Simplifying
-4(5 + -3b) = 7b + 25
(5 * -4 + -3b * -4) = 7b + 25
(-20 + 12b) = 7b + 25

Reorder the terms:
-20 + 12b = 25 + 7b

Solving
-20 + 12b = 25 + 7b

Solving for variable 'b'.

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

Add '-7b' to each side of the equation.
-20 + 12b + -7b = 25 + 7b + -7b

Combine like terms: 12b + -7b = 5b
-20 + 5b = 25 + 7b + -7b

Combine like terms: 7b + -7b = 0
-20 + 5b = 25 + 0
-20 + 5b = 25

Add '20' to each side of the equation.
-20 + 20 + 5b = 25 + 20

Combine like terms: -20 + 20 = 0
0 + 5b = 25 + 20
5b = 25 + 20

Combine like terms: 25 + 20 = 45
5b = 45

Divide each side by '5'.
b = 9

Simplifying
b = 9

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