7+2(b+3)=b+4

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


Simplifying
7 + 2(b + 3) = b + 4

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

Combine like terms: 7 + 6 = 13
13 + 2b = b + 4

Reorder the terms:
13 + 2b = 4 + b

Solving
13 + 2b = 4 + b

Solving for variable 'b'.

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

Add '-1b' to each side of the equation.
13 + 2b + -1b = 4 + b + -1b

Combine like terms: 2b + -1b = 1b
13 + 1b = 4 + b + -1b

Combine like terms: b + -1b = 0
13 + 1b = 4 + 0
13 + 1b = 4

Add '-13' to each side of the equation.
13 + -13 + 1b = 4 + -13

Combine like terms: 13 + -13 = 0
0 + 1b = 4 + -13
1b = 4 + -13

Combine like terms: 4 + -13 = -9
1b = -9

Divide each side by '1'.
b = -9

Simplifying
b = -9

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