Question: Solve each equation. a. Solve un = 23 + 2(n - 7) for un if n = 11. b. Solve d = -47 - 4(t

Solve each equation.
a. Solve un = 23 + 2(n - 7) for un if n = 11.
b. Solve d = -47 - 4(t + 6) for t if d = 95.
c. Solve y = 56 - 6(x - 10) for x if y = 107.

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