Answer:
352
Step-by-step explanation:
(216-128)*(4)
(88)*(4)
352
It opens down.
Since the beginning number -5x^2 is negative, it will open down.
Answer:
1/49
Step-by-step explanation:
To square a number, you multiply it by itself so:
-1/7(-1/7)
negative X negative= postitive
so: -1 x -1 = 1
-7 x -7 = 49
Ans: 1/49
Hope this helps :)
<span>parallelogram, opposite sides are equal
</span>so
5x - 8 = 2x + 7
3x = 15
x = 5
hope it helps
