28% because 25x4=100 7x4=28
Answer:
Step-by-step explanation:
You already have f(x)= x2
so
3(2x)=6x
I hope this help
Answer:
False
Step-by-step explanation:
girls : boys : total
5 : 6 :11
Multiply each term by 2
10: 12 :22
Ratio of girls to boys
10:12
Divide by 2
5:6
The ratio of girls to boys is still 5:6 but the total students is 22
Answer:
Using ∣x∣>a⇒x<−a or x>a, we get
∣3x−7∣>4⇒3x−7<−4 or 3x−7>4
⇒3x<3 or 3x>11⇒x<1 or x>
3
11
⇒x∈(−∞,1)∪(
3
11
,∞).
Answer:
The gram and kilogram are two units used to measure mass in the metric system . From the gram, we get the rest of the metric units using the standard metric prefixes. A paper clip has a mass of about 1 gram. A 1 liter bottle of water has a mass of 1 kilogram (plus a little bit extra for the plastic).