-4(b-6)+7(2b+3)=25

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Solution for -4(b-6)+7(2b+3)=25 equation:


Simplifying
-4(b + -6) + 7(2b + 3) = 25

Reorder the terms:
-4(-6 + b) + 7(2b + 3) = 25
(-6 * -4 + b * -4) + 7(2b + 3) = 25
(24 + -4b) + 7(2b + 3) = 25

Reorder the terms:
24 + -4b + 7(3 + 2b) = 25
24 + -4b + (3 * 7 + 2b * 7) = 25
24 + -4b + (21 + 14b) = 25

Reorder the terms:
24 + 21 + -4b + 14b = 25

Combine like terms: 24 + 21 = 45
45 + -4b + 14b = 25

Combine like terms: -4b + 14b = 10b
45 + 10b = 25

Solving
45 + 10b = 25

Solving for variable 'b'.

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

Add '-45' to each side of the equation.
45 + -45 + 10b = 25 + -45

Combine like terms: 45 + -45 = 0
0 + 10b = 25 + -45
10b = 25 + -45

Combine like terms: 25 + -45 = -20
10b = -20

Divide each side by '10'.
b = -2

Simplifying
b = -2

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