4(b+3)-3=13

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Solution for 4(b+3)-3=13 equation:


Simplifying
4(b + 3) + -3 = 13

Reorder the terms:
4(3 + b) + -3 = 13
(3 * 4 + b * 4) + -3 = 13
(12 + 4b) + -3 = 13

Reorder the terms:
12 + -3 + 4b = 13

Combine like terms: 12 + -3 = 9
9 + 4b = 13

Solving
9 + 4b = 13

Solving for variable 'b'.

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

Add '-9' to each side of the equation.
9 + -9 + 4b = 13 + -9

Combine like terms: 9 + -9 = 0
0 + 4b = 13 + -9
4b = 13 + -9

Combine like terms: 13 + -9 = 4
4b = 4

Divide each side by '4'.
b = 1

Simplifying
b = 1

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