Answer:
667 students are in math class
Step-by-step explanation:
Step 1: Find the total number of parts Looking at the ratio 4:9, we have: 4 + 5 = 9 So, we have 9 parts in total.
First divide by 9
1500/9=166.666667
now multiply by 4
666.666667
now round up
667
Answer:
a. 8x^3y^3
b. x^5
Step-by-step explanation:
Twice the length of 322 yards is 644. If I divide by 15 I get 42 r14. Alice needs to buy 43 rolls of ribbon .
<span>5(x+4) = 3x + 23
</span>
<span>5x+20=3x+23
</span><span>
5x-3x=23-20
</span><span>
2x=3
</span><span>
x=3/2</span>
Answer:
15
Explanation:
In order to multiply, put a 1 under 12 (12/1)
Multiply straight across
5 x 12/4 x 1
60/4 (simplify it)
and boom! 15/1 or 15
