Answer:
1
Step-by-step explanation:
First we have to factor:
-5 * -5 equals 25 and adds up to -10.
(x - 5)(x - 5)
The only answer is positive 5, so there is only 1 solution.
Answer:
18
Step-by-step explanation:
-2 x^2y
Let x=-3 and y = -1
-2 (-3)^2 (-1)
-2 (9) (-1)
18
(<span>3·10</span>)·8=x<span>(<span>10·8)</span></span>
<span>30 ·8 = x ·80</span>
<span />
240=80x
x=3
Answer: 33,098, 33,097, 33,096
90 mins + 50 mins = 140 mins
60 mins ==1 hr 2*60 = 120 mins
140 mins -120 mins= 20 mins
2 hrs ans 20 mins is the answer
