Let x = speed and y = distance
y = x * 45
y = (x - 4) * 70
45x = 70x - 280
-25x = -280
x = 11.2
Put it back into the first equation:
y = 11.2 x 45
y = 504miles
Hope this helps! Any questions let me know :)
Answer:420$
Solution: 105•4= 420$
25%= 1/4 therefore we can find the original price by multiplying the decrease with 4
Answer:
f(x)-3x+5 and g(x)=4+5 is it true ?Step-by-step explanation:
Answer:
−224
Step-by-step explanation:
−7(7+9)−7(7+9)
=(−7)(16)−7(7+9)
=−112−7(7+9)
=−112−(7)(16)
=−112−112
=−224
Um I think that it is cucumber
