7(b+3)+7(-4b+6)=63

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Solution for 7(b+3)+7(-4b+6)=63 equation:


Simplifying
7(b + 3) + 7(-4b + 6) = 63

Reorder the terms:
7(3 + b) + 7(-4b + 6) = 63
(3 * 7 + b * 7) + 7(-4b + 6) = 63
(21 + 7b) + 7(-4b + 6) = 63

Reorder the terms:
21 + 7b + 7(6 + -4b) = 63
21 + 7b + (6 * 7 + -4b * 7) = 63
21 + 7b + (42 + -28b) = 63

Reorder the terms:
21 + 42 + 7b + -28b = 63

Combine like terms: 21 + 42 = 63
63 + 7b + -28b = 63

Combine like terms: 7b + -28b = -21b
63 + -21b = 63

Add '-63' to each side of the equation.
63 + -63 + -21b = 63 + -63

Combine like terms: 63 + -63 = 0
0 + -21b = 63 + -63
-21b = 63 + -63

Combine like terms: 63 + -63 = 0
-21b = 0

Solving
-21b = 0

Solving for variable 'b'.

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

Divide each side by '-21'.
b = 0

Simplifying
b = 0

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