Answer:
one
Step-by-step explanation:
3x-7=4+6+4x
3x=7+4+6+4x
3x=17+4x
3x-4x=17
-x=17
x=-17
Answer:
The amount that Obi initially had was £20
Step-by-step explanation:
Let
x ----> amount that Obi initially has
y ----> amount that Rudy has
we know that

----> equation A


----> equation B
Solve the system by substitution
substitute equation A in equation B

solve for y

Find the value of x

therefore
The amount that Obi initially had was £20
To get the answer, you divide the length of the board by the size of the pieces wanted, so the equation you get is
9/1.5 = 6
So you can get six 1.5in shelves from a 9ft board
H= 4x+12y+2
Not sure if the question is asking you to use distribution but that's really all you can do with this
Answer:
I'm not to sure but I think it's A, 38.4 mph. By the way are you from Bay doing this for spring break math hw?
Step-by-step explanation:
12/3.75 is 3.2; 3.2*12 is 38.4. do 12/3.75 meaning 3.2 miles every hour multiplied by 12 to get 38.4 miles.