Answer:
The sum of 78 and -78 is zero.
Step-by-step explanation:
I used a calculator ;)
In bmultiplying, you always have to move the decimal of the product the amount of place values the decimal has in each factor, for example, 1.50 times 1.50= 2.25, the factors together have 4 decimals, so you move the decimal 4 times to the right (try it, it gets rid of alot of zeros in the answer.)
Answer:
I believe it's D.
Lmk if I was right, cause I'm 98% sure on this
Answer:
The average amount he paid over 3 days is $15.47.
Step-by-step explanation:
Answer:
2x - 7
Step-by-step explanation:
Twice a number x means x times 2, which can be written as 2x
Minus 17 from 2x