5t^2+30t=7t^2

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Solution for 5t^2+30t=7t^2 equation:


Simplifying
5t2 + 30t = 7t2

Reorder the terms:
30t + 5t2 = 7t2

Solving
30t + 5t2 = 7t2

Solving for variable 't'.

Combine like terms: 5t2 + -7t2 = -2t2
30t + -2t2 = 7t2 + -7t2

Combine like terms: 7t2 + -7t2 = 0
30t + -2t2 = 0

Factor out the Greatest Common Factor (GCF), '2t'.
2t(15 + -1t) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 't' equal to zero and attempt to solve: Simplifying t = 0 Solving t = 0 Move all terms containing t to the left, all other terms to the right. Simplifying t = 0

Subproblem 2

Set the factor '(15 + -1t)' equal to zero and attempt to solve: Simplifying 15 + -1t = 0 Solving 15 + -1t = 0 Move all terms containing t to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + -1t = 0 + -15 Combine like terms: 15 + -15 = 0 0 + -1t = 0 + -15 -1t = 0 + -15 Combine like terms: 0 + -15 = -15 -1t = -15 Divide each side by '-1'. t = 15 Simplifying t = 15

Solution

t = {0, 15}

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