Answer:
Step-by-step explanation:
The A
27 and 36
12 is too short to be multiplied by 9, 21 can be multiplied by 3 but not 9 again, 3 can’t go into 45. Which leaves 27 and 36. 3 times 9 equals 27. 3 times 12 equals 36, 9 times 4 equals 36.
The answer is b, or 84ft squared. To find the area of a rectangle, you multiple the length by the width. So you multiply 10.5 by 8, which equals 84.
Answer:
Step-by-step explanation:
5w+10=40
5w=40-10
5w=30
w=30/5
w=6
Answer: A) 6
-------------------
10k+5=65
10k=65-5
10k=60
k=60/10
k=6
Answer: k=6
-------------------
2b-15=33
2b=33+15
2b=48
b=48/2
b=24
Answer: b=24
-----------------------
3d+18=21
3d=21-18
3d=3
d=3/3
d=1
Answer: d=1