4b-13=7b-28

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Solution for 4b-13=7b-28 equation:


Simplifying
4b + -13 = 7b + -28

Reorder the terms:
-13 + 4b = 7b + -28

Reorder the terms:
-13 + 4b = -28 + 7b

Solving
-13 + 4b = -28 + 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.
-13 + 4b + -7b = -28 + 7b + -7b

Combine like terms: 4b + -7b = -3b
-13 + -3b = -28 + 7b + -7b

Combine like terms: 7b + -7b = 0
-13 + -3b = -28 + 0
-13 + -3b = -28

Add '13' to each side of the equation.
-13 + 13 + -3b = -28 + 13

Combine like terms: -13 + 13 = 0
0 + -3b = -28 + 13
-3b = -28 + 13

Combine like terms: -28 + 13 = -15
-3b = -15

Divide each side by '-3'.
b = 5

Simplifying
b = 5

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