Not sure what y is but x is 40.6666
D, because two negative signs next to each other means to add so its pretty much 7/8+1/8 which equals 8/8 which also equals 1
Answer:
(A) 509.78
We need to move the decimal point after the first non-zero digit
So,
=> 5.0978 × 10² (Since the decimal point is moved two places to the left)
(B) 0.0289
Again after the first non-zero digit:
So, it becomes:
=> 2.89 × 10⁻² (Since the decimal point is moved 2 places to the right so it will be negative also)
Answer:
r=-45
Step-by-step explanation:
r/5=-9
x 5 x5
________________
r=-45
Hope this helps ∞<3
32 x 74 = 2368
23 - 72 = -49
2368 + 49 = 2417
2417 = ?
