5t - 7t = -2
7t
(7t³ + 2k4)(7t³ - 2k4)
-7t=91or t=-13
-7t = 42Multiply each side by -1:7t = -42Divide each side by 7:t = -6
58
If: 7t = x Then: t = x/7
If that's + 7t, the answer is (3t + 5)(2t - 1) If that's - 7t, the answer is (3t - 5)(2t + 1)
7t 7t 7t ;7t;t7 t7 ; it; ; t; ;t ;t7t ;t t; tt t ;t ;it ; ;'// / 7ui. i..i . ..i/ oo8uu.
8 X 7t = 56t Answer: 7t
9a^2 + 42at + 49t^2 = (3a + 7t)(3a + 7t)
2r + 7r - 6t - r + 7t = 8r + t