(g+10)(2g-5)=

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Solution for (g+10)(2g-5)= equation:


Simplifying
(g + 10)(2g + -5) = 0

Reorder the terms:
(10 + g)(2g + -5) = 0

Reorder the terms:
(10 + g)(-5 + 2g) = 0

Multiply (10 + g) * (-5 + 2g)
(10(-5 + 2g) + g(-5 + 2g)) = 0
((-5 * 10 + 2g * 10) + g(-5 + 2g)) = 0
((-50 + 20g) + g(-5 + 2g)) = 0
(-50 + 20g + (-5 * g + 2g * g)) = 0
(-50 + 20g + (-5g + 2g2)) = 0

Combine like terms: 20g + -5g = 15g
(-50 + 15g + 2g2) = 0

Solving
-50 + 15g + 2g2 = 0

Solving for variable 'g'.

Factor a trinomial.
(-10 + -1g)(5 + -2g) = 0

Subproblem 1

Set the factor '(-10 + -1g)' equal to zero and attempt to solve: Simplifying -10 + -1g = 0 Solving -10 + -1g = 0 Move all terms containing g to the left, all other terms to the right. Add '10' to each side of the equation. -10 + 10 + -1g = 0 + 10 Combine like terms: -10 + 10 = 0 0 + -1g = 0 + 10 -1g = 0 + 10 Combine like terms: 0 + 10 = 10 -1g = 10 Divide each side by '-1'. g = -10 Simplifying g = -10

Subproblem 2

Set the factor '(5 + -2g)' equal to zero and attempt to solve: Simplifying 5 + -2g = 0 Solving 5 + -2g = 0 Move all terms containing g to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + -2g = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -2g = 0 + -5 -2g = 0 + -5 Combine like terms: 0 + -5 = -5 -2g = -5 Divide each side by '-2'. g = 2.5 Simplifying g = 2.5

Solution

g = {-10, 2.5}

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