8w+9=-7(w+3)

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Solution for 8w+9=-7(w+3) equation:


Simplifying
8w + 9 = -7(w + 3)

Reorder the terms:
9 + 8w = -7(w + 3)

Reorder the terms:
9 + 8w = -7(3 + w)
9 + 8w = (3 * -7 + w * -7)
9 + 8w = (-21 + -7w)

Solving
9 + 8w = -21 + -7w

Solving for variable 'w'.

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

Add '7w' to each side of the equation.
9 + 8w + 7w = -21 + -7w + 7w

Combine like terms: 8w + 7w = 15w
9 + 15w = -21 + -7w + 7w

Combine like terms: -7w + 7w = 0
9 + 15w = -21 + 0
9 + 15w = -21

Add '-9' to each side of the equation.
9 + -9 + 15w = -21 + -9

Combine like terms: 9 + -9 = 0
0 + 15w = -21 + -9
15w = -21 + -9

Combine like terms: -21 + -9 = -30
15w = -30

Divide each side by '15'.
w = -2

Simplifying
w = -2

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