Answer: The answer is -5
Step-by-step explanation:
4x - 3 = 6x + 7
- 7 -7
4x - 10 = 6x
-4x -4x
-10 = 2x
---------------
2
-5 = x
we are given
we are given relation between speed and distance
distance ( when speed =70mph) is
=328feet
so, 
distance ( when speed =50mph) is
=183feet
so, 
now, we can find percentage in decrease
now, we can plug values
%...........Answer
Answer:
x=6/7
Step-by-step explanation:
7x÷2+5=8
divide by 2 on both sides:
7x/2+5=8(it's a fraction)
subtract 5 on both sides
7x÷2=3
multiply 2 on both sides
7x=6
divide by seven on both sides
x=6/7
hope this was helpful and the instructions were clear enough!
Answer: Option A
Step-by-step explanation:
