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-7t=91or t=-13
8 X 7t = 56t Answer: 7t
If: 7t = x Then: t = x/7
t= -6
t = -11/10
-47
-7t = 42Multiply each side by -1:7t = -42Divide each side by 7:t = -6
t = -14
2 (t = -1)
5t - 7t = -2
7x13 91x1
7t
(7t³ + 2k4)(7t³ - 2k4)