3t - 15 = -9
3t - 15 (+15) = -9 (+15)
3t = 6
3t (/3) = 6 (/3)
t = 2
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s = 7, t = -3
It is an equation. Taking it step by step: 17 = 3t - 4 17 + 4 = 3t 21 = 3t 7 = t So the value of t is 7.
3t + 7 = 2t - 5 3t = 2t - 12 t = -12
2t-6=3-t 3t-6=3 Add t to both sides 3t=9 Add 6 to both sides t=3 Divide both sides by 3
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