Answer: 54
Step-by-step explanation:
Answer:
X=5
Step-by-step explanation:
3x-8=7
3x=15 (add 8 to both sides)
X=5 (divide by 3)
Answer:
shorter piece: 2 feet
longer piece: 8 feet
Step-by-step explanation:
let the shorter piece be x
then the longer piece will be 3x + 2
<u>if they join together</u>:
- 3x + 2 + x = 10
- 4x + 2 = 10
- 4x = 10 -2
- 4x = 8
- x = 2
<u>Longer piece</u>: