Answer:
10%
Step-by-step explanation:
- Set up a proportion:
- Cross multiply, then divide: 6 × 100 = 600, 600 ÷ 60 = 10
- 10/100 = 10%
I hope this helps!
Answer:
a. x=0
b x=-8
c x=49/2
Step-by-step explanation:
a. x2+4=4
subtract 4 from both sides
x2=0
multiply
2x=0
divide by 2
x=0
b x2 + 16 = 0
multiply
2x+16=0
subtract both sides by 16
2x=-16
divide by 2
x=-8
c x2 − 49 = 0
multiply
2x-49=0
add 49 to both sides
2x=49
divide both sides by 2
x=49/2
1.

The base can't be negative, therefore
.
2.

3.

Let's call trade balance b, exports e and imports i.
We now construct formula.

Put in the data from last year.

U.S trade balance for that year is -690 billion dollars.