This expression is correct. It shows the price John pays for the jeans on the left side of the + symbol (30n), and the amount of tax he has to pay on the right side of the symbol (0.08(30n)).
Hope this helps!
Answer: y=1x + 1
i used the coordinates (-1,0) and (3,4) to find the slope 4/4 or 1.
plugged in M and B using the coordinates and got
4=1•3+b
4=3+b
-3 -3
1=b
y=1x+1
hope this makes sense!!
Answer:
$140
Step-by-step explanation:
So to find the increased price, do 100*1.4=140
That's the answer. Another way to do it is 100*.4=40.
40+100=140
Hope this helps! Please put brainliest if you can!
Answer:
5
Step-by-step explanation:
in math we can write as this

4(x+4)= 3(x+7)
4x + 16 = 3x + 21
4x - 3x = 21 - 16
x = 5