(9w+7)(6w-3)=

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Solution for (9w+7)(6w-3)= equation:


Simplifying
(9w + 7)(6w + -3) = 0

Reorder the terms:
(7 + 9w)(6w + -3) = 0

Reorder the terms:
(7 + 9w)(-3 + 6w) = 0

Multiply (7 + 9w) * (-3 + 6w)
(7(-3 + 6w) + 9w * (-3 + 6w)) = 0
((-3 * 7 + 6w * 7) + 9w * (-3 + 6w)) = 0
((-21 + 42w) + 9w * (-3 + 6w)) = 0
(-21 + 42w + (-3 * 9w + 6w * 9w)) = 0
(-21 + 42w + (-27w + 54w2)) = 0

Combine like terms: 42w + -27w = 15w
(-21 + 15w + 54w2) = 0

Solving
-21 + 15w + 54w2 = 0

Solving for variable 'w'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-7 + 5w + 18w2) = 0

Factor a trinomial.
3((-7 + -9w)(1 + -2w)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-7 + -9w)' equal to zero and attempt to solve: Simplifying -7 + -9w = 0 Solving -7 + -9w = 0 Move all terms containing w to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -9w = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -9w = 0 + 7 -9w = 0 + 7 Combine like terms: 0 + 7 = 7 -9w = 7 Divide each side by '-9'. w = -0.7777777778 Simplifying w = -0.7777777778

Subproblem 2

Set the factor '(1 + -2w)' equal to zero and attempt to solve: Simplifying 1 + -2w = 0 Solving 1 + -2w = 0 Move all terms containing w to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + -2w = 0 + -1 Combine like terms: 1 + -1 = 0 0 + -2w = 0 + -1 -2w = 0 + -1 Combine like terms: 0 + -1 = -1 -2w = -1 Divide each side by '-2'. w = 0.5 Simplifying w = 0.5

Solution

w = {-0.7777777778, 0.5}

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