A
Step-by-step explanation:
you can notice that at step 2 9 is added on both sides that is the addition property of equality
30% of the 250 participants were French.
To find how many this is, convert the percent to a decimal and multiply the decimal by the total number of participants.
30% = 0.3
0.3 • 250 = 75
75 of the participants were French.
Look at steps 2 and 3. Steps 4 and 5 have the same two reasons.
Answer:
f(x)=4x^3-5
Step-by-step explanation: