X. /. Y
—————
2. /. 8
4. /. 20
6. /. 32
Answer:x=2
Step-by-step explanation:
change () to x
x + -8= -6
-6+8=2
x=2
How many are there because there is no pic
Answer:4
Step-by-step explanation:What +7=11 bause the () make a multiplication and 11x3=33
Answer:
3.2 x 10^13
Step-by-step explanation:
(8x10^4)(4x10^8)
reorder the terms using the commutative property
(8x4)x(10^4x10^8)
multiply
32x (10^4 x 10^8)
= 32 x 10^4+8
= 32 x 10^12
now convert to scientific notation
=3.2 x 10^13
