Answer:
x=87/8
Step-by-step explanation:
2/3x=8-3/4
2/3x=32/4-3/4
2/3x=29/4
x=29/4*3/2
x=87/8
The answer is 7368 ounces is eqivalent to 921/2 pounds
Answer:
15.8 in
Step-by-step explanation:
12cm x .4 = 3 in
14 x .4 = 5.6
18 x .4 = 7.2
3 + 5.6 + 7.2 = 15.8 in
<em>Hope that helps!</em>
<em>-Sabrina</em>
Answer:200,000
Step-by-step explanation:
If it increases 5% every year in 20 years it will Have increased 100% therefore the number would have doubled
Answer:
x=1
Step-by-step explanation:
3^ (3x+1) = 81
Rewrite 81 as a power of 3
3^4
3^ (3x+1) = 3^4
Since the bases are the same, the powers are the same
3x+1 =4
Subtract 1 from each side
3x+1-1 =4-1
3x=3
Divide by 3
3x/3 = 3/3
x =1