84 x .70 = $58.80
Or if you want to do it the long way you can calculate the actual discount (your savings from this purchase first then subtract it from the original price of $84. It`s just easier to figure out what is left (which is 70% of $84).
Step-by-step explanation:
okay so im in 8th grade and i just worked the problem out and i got , 809 ,
first you add 230 + 349 to see how much she has in her farm
she has 579, then you add 579 because she has that many , and he has 230 so you add 579 +230 and tou get 809
work:
230
+349
----------
579
+230
---------
809
hope i helped!!
100,000 equals 10 to the power of 5, hope helps.
Answer:
f(-4) = -12
Step-by-step explanation:

To calculate f(-4), we need to substitute x in our equation above with -4:

Note that 2*(-4) = -8
Answer: f(-4) = -12