Answer:
soln,
3/5+7/8+3/10
3×8/5×8+7×5/8×5+3×4/10×4
24/40+35/40+12/40
24+35+12/40
71/40
162 miles
Step-by-step explanation:
9 x 18 = 162
2
(2-2)x = 8
(0)x = 8
x = 8/0
no solution
The difference of squares is (a - b)(a + b) = a² - b². Since a = x and b = 2, the answer is x² - 4.
c.
2x² - 4x - 3 = 0
