*have
and yes
8 factor
1,2,4,8
9 factor
1,3,9
Answer:
x=1
Step-by-step explanation:
-4+7x=3 add 4 to both sides
7x=7 divide 7 on both sides
x=1
Answer:
81 mm
Step-by-step explanation:
Now: 1 mm
In 10 minutes: 3 * 1 mm = 3 mm
In 20 minutes: 3 * 3 mm = 9 mm
In 30 minutes: 3 * 9 mm = 27 mm
In 40 minutes: 3 * 27 mm = 81 mm
Answer: 81 mm
I’m pretty sure the answer is B.
Answer:
1. x + 4 = 9
Hint: the word 'sum' generally refers to addition.
2. 10<em>a</em> = 70
3.
= 15
4.
- 4 = 4