Answer:
-2
Step-by-step explanation:
The first equation simplifies to -2x+8 so p should be replaced with -2
I've done the first four questions. Use this method to answer the rest. For an odd number of objects find the cost of one and multiply by how many you are asked to find.
Answer:
hgyujnbgyujnbgyujmnbgyujnbgyujnbgyujnbgtyujnbgyujnbgyujnbyhjnbgyuj
Step-by-step explanation:
For this case, the first thing you should do is multiply the rate of decrease by time.
We have then:
(3.6 × 10-2) * (1.8 × 104)
= 648 mm
We are going to convert this number into scientific notation:
= 6.48 * 10 ^ 2 mm
Rounding we have:
= 6.5 * 10 ^ 2 mm
Answer:
The water level in the tank decreases in 6.5 * 10 ^ 2 millimeters in 5 hours
Answer:
Both are rational.
Step-by-step explanation:
a. 4/7 + (-1/3) = 5/21 which is rational
b. √4 x 2/5 = 4/5 which is rational