(2w-3)(5w+5)=6w-9

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Solution for (2w-3)(5w+5)=6w-9 equation:


Simplifying
(2w + -3)(5w + 5) = 6w + -9

Reorder the terms:
(-3 + 2w)(5w + 5) = 6w + -9

Reorder the terms:
(-3 + 2w)(5 + 5w) = 6w + -9

Multiply (-3 + 2w) * (5 + 5w)
(-3(5 + 5w) + 2w * (5 + 5w)) = 6w + -9
((5 * -3 + 5w * -3) + 2w * (5 + 5w)) = 6w + -9
((-15 + -15w) + 2w * (5 + 5w)) = 6w + -9
(-15 + -15w + (5 * 2w + 5w * 2w)) = 6w + -9
(-15 + -15w + (10w + 10w2)) = 6w + -9

Combine like terms: -15w + 10w = -5w
(-15 + -5w + 10w2) = 6w + -9

Reorder the terms:
-15 + -5w + 10w2 = -9 + 6w

Solving
-15 + -5w + 10w2 = -9 + 6w

Solving for variable 'w'.

Reorder the terms:
-15 + 9 + -5w + -6w + 10w2 = -9 + 6w + 9 + -6w

Combine like terms: -15 + 9 = -6
-6 + -5w + -6w + 10w2 = -9 + 6w + 9 + -6w

Combine like terms: -5w + -6w = -11w
-6 + -11w + 10w2 = -9 + 6w + 9 + -6w

Reorder the terms:
-6 + -11w + 10w2 = -9 + 9 + 6w + -6w

Combine like terms: -9 + 9 = 0
-6 + -11w + 10w2 = 0 + 6w + -6w
-6 + -11w + 10w2 = 6w + -6w

Combine like terms: 6w + -6w = 0
-6 + -11w + 10w2 = 0

Factor a trinomial.
(-2 + -5w)(3 + -2w) = 0

Subproblem 1

Set the factor '(-2 + -5w)' equal to zero and attempt to solve: Simplifying -2 + -5w = 0 Solving -2 + -5w = 0 Move all terms containing w to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -5w = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -5w = 0 + 2 -5w = 0 + 2 Combine like terms: 0 + 2 = 2 -5w = 2 Divide each side by '-5'. w = -0.4 Simplifying w = -0.4

Subproblem 2

Set the factor '(3 + -2w)' equal to zero and attempt to solve: Simplifying 3 + -2w = 0 Solving 3 + -2w = 0 Move all terms containing w to the left, all other terms to the right. Add '-3' to each side of the equation. 3 + -3 + -2w = 0 + -3 Combine like terms: 3 + -3 = 0 0 + -2w = 0 + -3 -2w = 0 + -3 Combine like terms: 0 + -3 = -3 -2w = -3 Divide each side by '-2'. w = 1.5 Simplifying w = 1.5

Solution

w = {-0.4, 1.5}

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