Answer: 14.97 per pair of earrings
Step-by-step explanation:
Generally, they are $1.69 apiece, and this week they are 4 for 5$
This means that this week, they are $1.25 apiece, meaning you spend less, by about $0.44
This weeks is cheaper by 44 cents
Answer:
B. 1.2×10^-3 mm
Step-by-step explanation:
What constitutes an "appropriate" unit depends on the use of the number. Since we're not told of any particular use, we might choose the smallest of the available units: mm.
1.2×10^-3 mm
_____
<em>Additional comment</em>
The most appropriate unit would be the one that eliminates the power-of-ten multiplier:
= 1.2 µm
All you have to do is substitute all the Xs to and get a final y output.
for example:
if we take the number x is -1 all you do is:
y=-4(-1)+2
y=4+2
y=6
thats the first one done
