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V = d2 - d1 / t2 - t1 and i need d2????????
asked Feb 5, 2013 in PRE-ALGEBRA by futai Scholar

1 Answer

+1 vote

V = (d₂ - d₁) / (t₂ - t₁)

Multiply each side by (t₂ - t₁).

V(t₂ - t₁) = [(d₂ - d₁) / (t₂ - t₁)] (t₂ - t₁).

V(t₂ - t₁) = (d₂ - d₁)

Add d₁ to each side.

V(t₂ - t₁) + d₁ = (d₂ - d₁) + d₁

Vt₂ - Vt₁ + d₁ = d₂

Therefore d₂ = Vt₂ - Vt₁ + d₁.

answered Feb 5, 2013 by richardson Scholar

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