3q^2-5q=2q^2-7q

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Solution for 3q^2-5q=2q^2-7q equation:


Simplifying
3q2 + -5q = 2q2 + -7q

Reorder the terms:
-5q + 3q2 = 2q2 + -7q

Reorder the terms:
-5q + 3q2 = -7q + 2q2

Solving
-5q + 3q2 = -7q + 2q2

Solving for variable 'q'.

Reorder the terms:
-5q + 7q + 3q2 + -2q2 = -7q + 2q2 + 7q + -2q2

Combine like terms: -5q + 7q = 2q
2q + 3q2 + -2q2 = -7q + 2q2 + 7q + -2q2

Combine like terms: 3q2 + -2q2 = 1q2
2q + 1q2 = -7q + 2q2 + 7q + -2q2

Reorder the terms:
2q + 1q2 = -7q + 7q + 2q2 + -2q2

Combine like terms: -7q + 7q = 0
2q + 1q2 = 0 + 2q2 + -2q2
2q + 1q2 = 2q2 + -2q2

Combine like terms: 2q2 + -2q2 = 0
2q + 1q2 = 0

Factor out the Greatest Common Factor (GCF), 'q'.
q(2 + q) = 0

Subproblem 1

Set the factor 'q' equal to zero and attempt to solve: Simplifying q = 0 Solving q = 0 Move all terms containing q to the left, all other terms to the right. Simplifying q = 0

Subproblem 2

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

Solution

q = {0, -2}

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